264 lines
12 KiB
JSON
264 lines
12 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-2024-44958",
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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": "2024-08-21T05:34:56.666Z",
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"datePublished": "2024-09-04T18:35:56.655Z",
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"dateUpdated": "2026-05-23T15:53:13.501Z"
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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": "2026-05-23T15:53:13.501Z"
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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\nsched/smt: Fix unbalance sched_smt_present dec/inc\n\nI got the following warn report while doing stress test:\n\njump label: negative count!\nWARNING: CPU: 3 PID: 38 at kernel/jump_label.c:263 static_key_slow_try_dec+0x9d/0xb0\nCall Trace:\n <TASK>\n __static_key_slow_dec_cpuslocked+0x16/0x70\n sched_cpu_deactivate+0x26e/0x2a0\n cpuhp_invoke_callback+0x3ad/0x10d0\n cpuhp_thread_fun+0x3f5/0x680\n smpboot_thread_fn+0x56d/0x8d0\n kthread+0x309/0x400\n ret_from_fork+0x41/0x70\n ret_from_fork_asm+0x1b/0x30\n </TASK>\n\nBecause when cpuset_cpu_inactive() fails in sched_cpu_deactivate(),\nthe cpu offline failed, but sched_smt_present is decremented before\ncalling sched_cpu_deactivate(), it leads to unbalanced dec/inc, so\nfix it by incrementing sched_smt_present in the error path."
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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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"kernel/sched/core.c"
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],
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"versions": [
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{
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"version": "c5511d03ec090980732e929c318a7a6374b5550e",
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"lessThan": "2a3548c7ef2e135aee40e7e5e44e7d11b893e7c4",
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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": "c5511d03ec090980732e929c318a7a6374b5550e",
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"lessThan": "2cf7665efe451e48d27953e6b5bc627d518c902b",
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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": "c5511d03ec090980732e929c318a7a6374b5550e",
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"lessThan": "65727331b60197b742089855ac09464c22b96f66",
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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": "c5511d03ec090980732e929c318a7a6374b5550e",
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"lessThan": "d0c87a3c6be10a57aa3463c32c3fc6b2a47c3dab",
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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": "c5511d03ec090980732e929c318a7a6374b5550e",
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"lessThan": "e22f910a26cc2a3ac9c66b8e935ef2a7dd881117",
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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": "01659361c63fdc91c0af239d08cdd211d590a656",
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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": "a2c094816f894b7a265851fad858e994fa0f78b3",
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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": "4.14.86",
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"lessThan": "4.15",
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"status": "affected",
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"versionType": "semver"
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},
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{
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"version": "4.19.7",
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"lessThan": "4.20",
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"status": "affected",
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"versionType": "semver"
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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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"kernel/sched/core.c"
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],
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"versions": [
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{
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"version": "4.20",
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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": "4.20",
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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": "5.15.165",
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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": "6.1.105",
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"lessThanOrEqual": "6.1.*",
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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": "6.6.46",
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"lessThanOrEqual": "6.6.*",
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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": "6.10.5",
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"lessThanOrEqual": "6.10.*",
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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": "6.11",
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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": "4.20",
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"versionEndExcluding": "5.15.165"
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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": "4.20",
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"versionEndExcluding": "6.1.105"
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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": "4.20",
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"versionEndExcluding": "6.6.46"
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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": "4.20",
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"versionEndExcluding": "6.10.5"
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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": "4.20",
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"versionEndExcluding": "6.11"
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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": "4.14.86"
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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": "4.19.7"
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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/2a3548c7ef2e135aee40e7e5e44e7d11b893e7c4"
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},
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{
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"url": "https://git.kernel.org/stable/c/2cf7665efe451e48d27953e6b5bc627d518c902b"
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},
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{
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"url": "https://git.kernel.org/stable/c/65727331b60197b742089855ac09464c22b96f66"
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},
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{
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"url": "https://git.kernel.org/stable/c/d0c87a3c6be10a57aa3463c32c3fc6b2a47c3dab"
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},
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{
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"url": "https://git.kernel.org/stable/c/e22f910a26cc2a3ac9c66b8e935ef2a7dd881117"
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}
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],
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"title": "sched/smt: Fix unbalance sched_smt_present dec/inc",
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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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"other": {
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"type": "ssvc",
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"content": {
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"id": "CVE-2024-44958",
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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": "2024-09-10T17:39:57.304687Z"
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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": "2024-09-12T17:33:36.235Z"
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}
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},
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{
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"title": "CVE Program Container",
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"references": [
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{
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"url": "https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"
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}
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],
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"providerMetadata": {
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"orgId": "af854a3a-2127-422b-91ae-364da2661108",
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"shortName": "CVE",
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"dateUpdated": "2025-11-03T22:14:05.622Z"
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}
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}
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]
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}
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} |