driver core: bus: Fix double free in driver API bus_register()

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2024-50055
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2024-10-21 20:15:17 UTC
Updated2026-06-18 14:29:59 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: driver core: bus: Fix double free in driver API bus_register() For bus_register(), any error which happens after kset_register() will cause that @priv are freed twice, fixed by setting @priv with NULL after the first free.

Risk And Classification

Primary CVSS: v3.1 7.8 HIGH from [email protected]

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Problem Types: CWE-415

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Debian Debian Linux 11.0 All All All
Operating System Linux Linux Kernel All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected 3465e2e4a24eef9bc9f21aa29d83fd7000c1da48 d885c464c25018b81a6b58f5d548fc2e3ef87dd1 git Not specified
CNA Linux Linux affected 3465e2e4a24eef9bc9f21aa29d83fd7000c1da48 9ce15f68abedfae7ae0a35e95895aeddfd0f0c6a git Not specified
CNA Linux Linux affected 3465e2e4a24eef9bc9f21aa29d83fd7000c1da48 bfa54a793ba77ef696755b66f3ac4ed00c7d1248 git Not specified
CNA Linux Linux affected 6.3 Not specified
CNA Linux Linux unaffected 6.3 semver Not specified
CNA Linux Linux unaffected 6.6.57 6.6.* semver Not specified
CNA Linux Linux unaffected 6.11.4 6.11.* semver Not specified
CNA Linux Linux unaffected 6.12 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/bfa54a793ba77ef696755b66f3ac4ed00c7d1248 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
lists.debian.org/debian-lts-announce/2025/03/msg00002.html af854a3a-2127-422b-91ae-364da2661108 lists.debian.org Mailing List, Third Party Advisory
git.kernel.org/stable/c/9ce15f68abedfae7ae0a35e95895aeddfd0f0c6a 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
lists.debian.org/debian-lts-announce/2025/03/msg00001.html af854a3a-2127-422b-91ae-364da2661108 lists.debian.org Mailing List, Third Party Advisory
git.kernel.org/stable/c/d885c464c25018b81a6b58f5d548fc2e3ef87dd1 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
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