184 lines
9.5 KiB
JSON
184 lines
9.5 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-2022-49496",
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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": "2025-02-26T02:08:31.586Z",
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"datePublished": "2025-02-26T02:13:31.528Z",
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"dateUpdated": "2026-08-15T12:22:44.706Z"
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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": "2026-08-15T12:22:44.706Z"
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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\nmedia: mediatek: vcodec: prevent kernel crash when rmmod mtk-vcodec-dec.ko\n\nIf the driver support subdev mode, the parameter \"dev->pm.dev\" will be\nNULL in mtk_vcodec_dec_remove. Kernel will crash when try to rmmod\nmtk-vcodec-dec.ko.\n\n[ 4380.702726] pc : do_raw_spin_trylock+0x4/0x80\n[ 4380.707075] lr : _raw_spin_lock_irq+0x90/0x14c\n[ 4380.711509] sp : ffff80000819bc10\n[ 4380.714811] x29: ffff80000819bc10 x28: ffff3600c03e4000 x27: 0000000000000000\n[ 4380.721934] x26: 0000000000000000 x25: 0000000000000000 x24: 0000000000000000\n[ 4380.729057] x23: ffff3600c0f34930 x22: ffffd5e923549000 x21: 0000000000000220\n[ 4380.736179] x20: 0000000000000208 x19: ffffd5e9213e8ebc x18: 0000000000000020\n[ 4380.743298] x17: 0000002000000000 x16: ffffd5e9213e8e90 x15: 696c346f65646976\n[ 4380.750420] x14: 0000000000000000 x13: 0000000000000001 x12: 0000000000000040\n[ 4380.757542] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000\n[ 4380.764664] x8 : 0000000000000000 x7 : ffff3600c7273ae8 x6 : ffffd5e9213e8ebc\n[ 4380.771786] x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000\n[ 4380.778908] x2 : 0000000000000000 x1 : ffff3600c03e4000 x0 : 0000000000000208\n[ 4380.786031] Call trace:\n[ 4380.788465] do_raw_spin_trylock+0x4/0x80\n[ 4380.792462] __pm_runtime_disable+0x2c/0x1b0\n[ 4380.796723] mtk_vcodec_dec_remove+0x5c/0xa0 [mtk_vcodec_dec]\n[ 4380.802466] platform_remove+0x2c/0x60\n[ 4380.806204] __device_release_driver+0x194/0x250\n[ 4380.810810] driver_detach+0xc8/0x15c\n[ 4380.814462] bus_remove_driver+0x5c/0xb0\n[ 4380.818375] driver_unregister+0x34/0x64\n[ 4380.822288] platform_driver_unregister+0x18/0x24\n[ 4380.826979] mtk_vcodec_dec_driver_exit+0x1c/0x888 [mtk_vcodec_dec]\n[ 4380.833240] __arm64_sys_delete_module+0x190/0x224\n[ 4380.838020] invoke_syscall+0x48/0x114\n[ 4380.841760] el0_svc_common.constprop.0+0x60/0x11c\n[ 4380.846540] do_el0_svc+0x28/0x90\n[ 4380.849844] el0_svc+0x4c/0x100\n[ 4380.852975] el0t_64_sync_handler+0xec/0xf0\n[ 4380.857148] el0t_64_sync+0x190/0x194\n[ 4380.860801] Code: 94431515 17ffffca d503201f d503245f (b9400004)"
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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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"drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec_drv.c"
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],
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"versions": [
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{
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"version": "c05bada35f015fb735a9c3830226ccbe2b05008f",
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"lessThan": "1fa37b00dc55a061a3eb82e378849862b4aeca9d",
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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": "c05bada35f015fb735a9c3830226ccbe2b05008f",
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"lessThan": "c10c0086db688c95bb4e0e378e523818dff1551d",
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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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"drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec_drv.c"
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],
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"versions": [
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{
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"version": "5.18",
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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": "5.18",
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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": "5.18.3",
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"lessThanOrEqual": "5.18.*",
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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": "5.19",
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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": "5.18",
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"versionEndExcluding": "5.18.3"
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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": "5.18",
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"versionEndExcluding": "5.19"
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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/1fa37b00dc55a061a3eb82e378849862b4aeca9d"
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},
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{
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"url": "https://git.kernel.org/stable/c/c10c0086db688c95bb4e0e378e523818dff1551d"
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}
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],
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"title": "media: mediatek: vcodec: prevent kernel crash when rmmod mtk-vcodec-dec.ko",
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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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"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": 5.5,
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"attackVector": "LOCAL",
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"baseSeverity": "MEDIUM",
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"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
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"integrityImpact": "NONE",
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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": "NONE"
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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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"id": "CVE-2022-49496",
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"role": "CISA Coordinator",
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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": "partial"
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}
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],
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"version": "2.0.3",
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"timestamp": "2025-10-01T19:38:46.175575Z"
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}
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}
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}
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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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"lang": "en",
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"type": "CWE",
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"cweId": "CWE-667",
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"description": "CWE-667 Improper Locking"
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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": "2025-10-01T19:46:43.564Z"
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}
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}
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]
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}
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} |