372 lines
19 KiB
JSON
372 lines
19 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-2021-47440",
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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": "2024-05-21T14:58:30.831Z",
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"datePublished": "2024-05-22T06:19:34.890Z",
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"dateUpdated": "2026-05-11T13:54:44.777Z"
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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": "2026-05-11T13:54:44.777Z"
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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\nnet: encx24j600: check error in devm_regmap_init_encx24j600\n\ndevm_regmap_init may return error which caused by like out of memory,\nthis will results in null pointer dereference later when reading\nor writing register:\n\ngeneral protection fault in encx24j600_spi_probe\nKASAN: null-ptr-deref in range [0x0000000000000090-0x0000000000000097]\nCPU: 0 PID: 286 Comm: spi-encx24j600- Not tainted 5.15.0-rc2-00142-g9978db750e31-dirty #11 9c53a778c1306b1b02359f3c2bbedc0222cba652\nHardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.13.0-1ubuntu1.1 04/01/2014\nRIP: 0010:regcache_cache_bypass drivers/base/regmap/regcache.c:540\nCode: 54 41 89 f4 55 53 48 89 fb 48 83 ec 08 e8 26 94 a8 fe 48 8d bb a0 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 4a 03 00 00 4c 8d ab b0 00 00 00 48 8b ab a0 00\nRSP: 0018:ffffc900010476b8 EFLAGS: 00010207\nRAX: dffffc0000000000 RBX: fffffffffffffff4 RCX: 0000000000000000\nRDX: 0000000000000012 RSI: ffff888002de0000 RDI: 0000000000000094\nRBP: ffff888013c9a000 R08: 0000000000000000 R09: fffffbfff3f9cc6a\nR10: ffffc900010476e8 R11: fffffbfff3f9cc69 R12: 0000000000000001\nR13: 000000000000000a R14: ffff888013c9af54 R15: ffff888013c9ad08\nFS: 00007ffa984ab580(0000) GS:ffff88801fe00000(0000) knlGS:0000000000000000\nCS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 000055a6384136c8 CR3: 000000003bbe6003 CR4: 0000000000770ef0\nDR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\nDR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\nPKRU: 55555554\nCall Trace:\n encx24j600_spi_probe drivers/net/ethernet/microchip/encx24j600.c:459\n spi_probe drivers/spi/spi.c:397\n really_probe drivers/base/dd.c:517\n __driver_probe_device drivers/base/dd.c:751\n driver_probe_device drivers/base/dd.c:782\n __device_attach_driver drivers/base/dd.c:899\n bus_for_each_drv drivers/base/bus.c:427\n __device_attach drivers/base/dd.c:971\n bus_probe_device drivers/base/bus.c:487\n device_add drivers/base/core.c:3364\n __spi_add_device drivers/spi/spi.c:599\n spi_add_device drivers/spi/spi.c:641\n spi_new_device drivers/spi/spi.c:717\n new_device_store+0x18c/0x1f1 [spi_stub 4e02719357f1ff33f5a43d00630982840568e85e]\n dev_attr_store drivers/base/core.c:2074\n sysfs_kf_write fs/sysfs/file.c:139\n kernfs_fop_write_iter fs/kernfs/file.c:300\n new_sync_write fs/read_write.c:508 (discriminator 4)\n vfs_write fs/read_write.c:594\n ksys_write fs/read_write.c:648\n do_syscall_64 arch/x86/entry/common.c:50\n entry_SYSCALL_64_after_hwframe arch/x86/entry/entry_64.S:113\n\nAdd error check in devm_regmap_init_encx24j600 to avoid this situation."
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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/net/ethernet/microchip/encx24j600-regmap.c",
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"drivers/net/ethernet/microchip/encx24j600.c",
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"drivers/net/ethernet/microchip/encx24j600_hw.h"
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],
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"versions": [
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{
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"version": "04fbfce7a222327b97ca165294ef19f0faa45960",
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"lessThan": "66358471fa75a713fd76bc8a4bd74cb14cd50a4f",
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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": "04fbfce7a222327b97ca165294ef19f0faa45960",
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"lessThan": "f043fac1133a6c5ef960a8422c0f6dd711dee462",
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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": "04fbfce7a222327b97ca165294ef19f0faa45960",
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"status": "affected",
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},
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{
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"lessThan": "4c2eb80fc90b05559ce6ed1b8dfb2348420b5644",
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"status": "affected",
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"lessThan": "322c0e53496309e634d9db7349678eaad1d25b55",
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"status": "affected",
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"version": "04fbfce7a222327b97ca165294ef19f0faa45960",
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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/net/ethernet/microchip/encx24j600-regmap.c",
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"drivers/net/ethernet/microchip/encx24j600.c",
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"drivers/net/ethernet/microchip/encx24j600_hw.h"
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],
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"versions": [
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{
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"version": "4.4",
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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": "4.4",
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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": "4.4.290",
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"lessThanOrEqual": "4.4.*",
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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": "4.9.288",
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"lessThanOrEqual": "4.9.*",
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"status": "unaffected",
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},
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{
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"version": "4.14.252",
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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": "4.19.213",
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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": "5.4.155",
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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": "5.10.75",
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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": "5.14.14",
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"lessThanOrEqual": "5.14.*",
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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": "5.15",
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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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"title": "net: encx24j600: check error in devm_regmap_init_encx24j600",
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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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{
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"type": "CWE",
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"cweId": "CWE-476",
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"lang": "en",
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"description": "CWE-476 NULL Pointer Dereference"
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}
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]
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}
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],
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{
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"scope": "UNCHANGED",
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"version": "3.1",
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"attackVector": "LOCAL",
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"baseSeverity": "LOW",
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"vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L",
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"integrityImpact": "NONE",
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"userInteraction": "NONE",
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"attackComplexity": "LOW",
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"availabilityImpact": "LOW",
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"privilegesRequired": "HIGH",
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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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"timestamp": "2024-05-22T20:20:31.324423Z",
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"id": "CVE-2021-47440",
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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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}
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}
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}
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],
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"title": "CISA ADP Vulnrichment",
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