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vuln-cve/data/2022/49xxx/CVE-2022-49529.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2022-49529",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2025-02-26T02:08:31.588Z",
"datePublished": "2025-02-26T02:13:50.580Z",
"dateUpdated": "2026-05-11T19:01:41.653Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux",
"dateUpdated": "2026-05-11T19:01:41.653Z"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu/pm: fix the null pointer while the smu is disabled\n\nIt needs to check if the pp_funcs is initialized while release the\ncontext, otherwise it will trigger null pointer panic while the software\nsmu is not enabled.\n\n[ 1109.404555] BUG: kernel NULL pointer dereference, address: 0000000000000078\n[ 1109.404609] #PF: supervisor read access in kernel mode\n[ 1109.404638] #PF: error_code(0x0000) - not-present page\n[ 1109.404657] PGD 0 P4D 0\n[ 1109.404672] Oops: 0000 [#1] PREEMPT SMP NOPTI\n[ 1109.404701] CPU: 7 PID: 9150 Comm: amdgpu_test Tainted: G OEL 5.16.0-custom #1\n[ 1109.404732] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006\n[ 1109.404765] RIP: 0010:amdgpu_dpm_force_performance_level+0x1d/0x170 [amdgpu]\n[ 1109.405109] Code: 5d c3 44 8b a3 f0 80 00 00 eb e5 66 90 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 08 4c 8b b7 f0 7d 00 00 <49> 83 7e 78 00 0f 84 f2 00 00 00 80 bf 87 80 00 00 00 48 89 fb 0f\n[ 1109.405176] RSP: 0018:ffffaf3083ad7c20 EFLAGS: 00010282\n[ 1109.405203] RAX: 0000000000000000 RBX: ffff9796b1c14600 RCX: 0000000002862007\n[ 1109.405229] RDX: ffff97968591c8c0 RSI: 0000000000000001 RDI: ffff9796a3700000\n[ 1109.405260] RBP: ffffaf3083ad7c50 R08: ffffffff9897de00 R09: ffff979688d9db60\n[ 1109.405286] R10: 0000000000000000 R11: ffff979688d9db90 R12: 0000000000000001\n[ 1109.405316] R13: ffff9796a3700000 R14: 0000000000000000 R15: ffff9796a3708fc0\n[ 1109.405345] FS: 00007ff055cff180(0000) GS:ffff9796bfdc0000(0000) knlGS:0000000000000000\n[ 1109.405378] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n[ 1109.405400] CR2: 0000000000000078 CR3: 000000000a394000 CR4: 00000000000506e0\n[ 1109.405434] Call Trace:\n[ 1109.405445] <TASK>\n[ 1109.405456] ? delete_object_full+0x1d/0x20\n[ 1109.405480] amdgpu_ctx_set_stable_pstate+0x7c/0xa0 [amdgpu]\n[ 1109.405698] amdgpu_ctx_fini.part.0+0xcb/0x100 [amdgpu]\n[ 1109.405911] amdgpu_ctx_do_release+0x71/0x80 [amdgpu]\n[ 1109.406121] amdgpu_ctx_ioctl+0x52d/0x550 [amdgpu]\n[ 1109.406327] ? _raw_spin_unlock+0x1a/0x30\n[ 1109.406354] ? drm_gem_handle_delete+0x81/0xb0 [drm]\n[ 1109.406400] ? amdgpu_ctx_get_entity+0x2c0/0x2c0 [amdgpu]\n[ 1109.406609] drm_ioctl_kernel+0xb6/0x140 [drm]"
}
],
"affected": [
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/gpu/drm/amd/pm/amdgpu_dpm.c"
],
"versions": [
{
"version": "79c65f3fcbb1288b84473d45e6d001820a971d54",
"lessThan": "49ec3441aa5e5940f3e82dd2f0205b9c856e399d",
"status": "affected",
"versionType": "git"
},
{
"version": "79c65f3fcbb1288b84473d45e6d001820a971d54",
"lessThan": "eea5c7b3390c6e006ba4cbd906447dd8cea8cfbf",
"status": "affected",
"versionType": "git"
}
]
},
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "affected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/gpu/drm/amd/pm/amdgpu_dpm.c"
],
"versions": [
{
"version": "5.18",
"status": "affected"
},
{
"version": "0",
"lessThan": "5.18",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.18.3",
"lessThanOrEqual": "5.18.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.19",
"lessThanOrEqual": "*",
"status": "unaffected",
"versionType": "original_commit_for_fix"
}
]
}
],
"cpeApplicability": [
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.18",
"versionEndExcluding": "5.18.3"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.18",
"versionEndExcluding": "5.19"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/49ec3441aa5e5940f3e82dd2f0205b9c856e399d"
},
{
"url": "https://git.kernel.org/stable/c/eea5c7b3390c6e006ba4cbd906447dd8cea8cfbf"
}
],
"title": "drm/amdgpu/pm: fix the null pointer while the smu is disabled",
"x_generator": {
"engine": "bippy-1.2.0"
}
},
"adp": [
{
"metrics": [
{
"cvssV3_1": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 5.5,
"attackVector": "LOCAL",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"integrityImpact": "NONE",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "LOW",
"confidentialityImpact": "NONE"
}
},
{
"other": {
"type": "ssvc",
"content": {
"id": "CVE-2022-49529",
"role": "CISA Coordinator",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2025-10-01T19:38:02.355108Z"
}
}
}
],
"problemTypes": [
{
"descriptions": [
{
"lang": "en",
"type": "CWE",
"cweId": "CWE-476",
"description": "CWE-476 NULL Pointer Dereference"
}
]
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2025-10-01T19:46:41.520Z"
}
}
]
}
}
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