310 lines
15 KiB
JSON
310 lines
15 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2022-49842",
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"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"state": "PUBLISHED",
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"assignerShortName": "Linux",
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"dateReserved": "2025-05-01T14:05:17.229Z",
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"datePublished": "2025-05-01T14:09:57.711Z",
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"dateUpdated": "2026-05-11T19:07:49.831Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"shortName": "Linux",
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"dateUpdated": "2026-05-11T19:07:49.831Z"
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},
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"descriptions": [
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{
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"lang": "en",
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: core: Fix use-after-free in snd_soc_exit()\n\nKASAN reports a use-after-free:\n\nBUG: KASAN: use-after-free in device_del+0xb5b/0xc60\nRead of size 8 at addr ffff888008655050 by task rmmod/387\nCPU: 2 PID: 387 Comm: rmmod\nHardware name: QEMU Standard PC (i440FX + PIIX, 1996)\nCall Trace:\n<TASK>\ndump_stack_lvl+0x79/0x9a\nprint_report+0x17f/0x47b\nkasan_report+0xbb/0xf0\ndevice_del+0xb5b/0xc60\nplatform_device_del.part.0+0x24/0x200\nplatform_device_unregister+0x2e/0x40\nsnd_soc_exit+0xa/0x22 [snd_soc_core]\n__do_sys_delete_module.constprop.0+0x34f/0x5b0\ndo_syscall_64+0x3a/0x90\nentry_SYSCALL_64_after_hwframe+0x63/0xcd\n...\n</TASK>\n\nIt's bacause in snd_soc_init(), snd_soc_util_init() is possble to fail,\nbut its ret is ignored, which makes soc_dummy_dev unregistered twice.\n\nsnd_soc_init()\n snd_soc_util_init()\n platform_device_register_simple(soc_dummy_dev)\n platform_driver_register() # fail\n \tplatform_device_unregister(soc_dummy_dev)\n platform_driver_register() # success\n...\nsnd_soc_exit()\n snd_soc_util_exit()\n # soc_dummy_dev will be unregistered for second time\n\nTo fix it, handle error and stop snd_soc_init() when util_init() fail.\nAlso clean debugfs when util_init() or driver_register() fail."
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}
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],
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"affected": [
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "unaffected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"sound/soc/soc-core.c"
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],
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"versions": [
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{
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"version": "fb257897bf20c5f0e1df584bb5b874e811651263",
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"lessThan": "41fad4f712e081acdfde8b59847f9f66eaf407a0",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "fb257897bf20c5f0e1df584bb5b874e811651263",
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"lessThan": "90bbdf30a51e42378cb23a312005a022794b8e1e",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "fb257897bf20c5f0e1df584bb5b874e811651263",
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"lessThan": "a3365e62239dc064019a244bde5686ac18527c22",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "fb257897bf20c5f0e1df584bb5b874e811651263",
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"lessThan": "2ec3f558db343b045a7c7419cdbaec266b8ac1a7",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "fb257897bf20c5f0e1df584bb5b874e811651263",
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"lessThan": "8d21554ec7680e9585fb852d933203c3db60dad1",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "fb257897bf20c5f0e1df584bb5b874e811651263",
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"lessThan": "34eee4189bcebbd5f6a2ff25ef0cb893ad33d51e",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "fb257897bf20c5f0e1df584bb5b874e811651263",
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"lessThan": "c5674bd073c0fd9f620ca550c5ff08d0d429bdd9",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "fb257897bf20c5f0e1df584bb5b874e811651263",
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"lessThan": "6ec27c53886c8963729885bcf2dd996eba2767a7",
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"status": "affected",
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"versionType": "git"
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}
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]
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},
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "affected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"sound/soc/soc-core.c"
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],
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"versions": [
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{
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"version": "3.0",
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"status": "affected"
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},
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{
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"version": "0",
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"lessThan": "3.0",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "4.9.334",
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"lessThanOrEqual": "4.9.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "4.14.300",
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"lessThanOrEqual": "4.14.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "4.19.267",
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"lessThanOrEqual": "4.19.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.4.225",
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"lessThanOrEqual": "5.4.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.10.156",
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"lessThanOrEqual": "5.10.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.15.80",
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"lessThanOrEqual": "5.15.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.0.10",
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"lessThanOrEqual": "6.0.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.1",
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"lessThanOrEqual": "*",
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"status": "unaffected",
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"versionType": "original_commit_for_fix"
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}
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]
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}
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],
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"cpeApplicability": [
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{
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"nodes": [
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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "3.0",
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"versionEndExcluding": "4.9.334"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "3.0",
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"versionEndExcluding": "4.14.300"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "3.0",
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"versionEndExcluding": "4.19.267"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "3.0",
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"versionEndExcluding": "5.4.225"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "3.0",
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"versionEndExcluding": "5.10.156"
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"versionEndExcluding": "5.15.80"
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},
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{
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "3.0",
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"versionEndExcluding": "6.0.10"
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},
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{
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionEndExcluding": "6.1"
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}
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]
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}
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]
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}
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],
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"references": [
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{
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"url": "https://git.kernel.org/stable/c/41fad4f712e081acdfde8b59847f9f66eaf407a0"
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},
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{
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"url": "https://git.kernel.org/stable/c/90bbdf30a51e42378cb23a312005a022794b8e1e"
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},
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{
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"url": "https://git.kernel.org/stable/c/a3365e62239dc064019a244bde5686ac18527c22"
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},
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{
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"url": "https://git.kernel.org/stable/c/2ec3f558db343b045a7c7419cdbaec266b8ac1a7"
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},
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{
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"url": "https://git.kernel.org/stable/c/8d21554ec7680e9585fb852d933203c3db60dad1"
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},
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{
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"url": "https://git.kernel.org/stable/c/34eee4189bcebbd5f6a2ff25ef0cb893ad33d51e"
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},
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{
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"url": "https://git.kernel.org/stable/c/c5674bd073c0fd9f620ca550c5ff08d0d429bdd9"
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},
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{
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"url": "https://git.kernel.org/stable/c/6ec27c53886c8963729885bcf2dd996eba2767a7"
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}
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],
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"title": "ASoC: core: Fix use-after-free in snd_soc_exit()",
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"x_generator": {
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"engine": "bippy-1.2.0"
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}
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},
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"adp": [
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{
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"problemTypes": [
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{
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"descriptions": [
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{
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"type": "CWE",
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"cweId": "CWE-416",
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"lang": "en",
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"description": "CWE-416 Use After Free"
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}
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]
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}
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],
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"metrics": [
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{
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"cvssV3_1": {
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"scope": "UNCHANGED",
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"version": "3.1",
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"baseScore": 7.8,
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"attackVector": "LOCAL",
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"baseSeverity": "HIGH",
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"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
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"integrityImpact": "HIGH",
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"userInteraction": "NONE",
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"attackComplexity": "LOW",
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"availabilityImpact": "HIGH",
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"privilegesRequired": "LOW",
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"confidentialityImpact": "HIGH"
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}
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},
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{
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"other": {
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"type": "ssvc",
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"content": {
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"timestamp": "2025-10-01T17:00:53.638936Z",
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"id": "CVE-2022-49842",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "no"
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},
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{
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"Technical Impact": "total"
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}
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],
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"role": "CISA Coordinator",
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"version": "2.0.3"
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}
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}
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}
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],
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"title": "CISA ADP Vulnrichment",
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2025-10-01T17:00:56.212Z"
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}
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}
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]
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}
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} |