i2c: Fix a potential use after free

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Summary

CVECVE-2019-25162
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2024-02-26 18:15:07 UTC
Updated2026-08-04 10:16:34 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: i2c: Fix a potential use after free Free the adap structure only after we are done using it. This patch just moves the put_device() down a bit to avoid the use after free. [wsa: added comment to the code, added Fixes tag]

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-416

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
3.1416baaa9-dc9f-4396-8d5f-8c081fb06d67Secondary7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
3.1CNADECLARED7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

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 Linux Linux Kernel All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected 611e12ea0f121a31d9e9c4ce2a18a77abc2f28d6 e6412ba3b6508bdf9c074d310bf4144afa6aec1a git Not specified
CNA Linux Linux affected 611e12ea0f121a31d9e9c4ce2a18a77abc2f28d6 23a191b132cd87f746c62f3dc27da33683d85829 git Not specified
CNA Linux Linux affected 611e12ea0f121a31d9e9c4ce2a18a77abc2f28d6 871a1e94929a27bf6e2cd99523865c840bbc2d87 git Not specified
CNA Linux Linux affected 611e12ea0f121a31d9e9c4ce2a18a77abc2f28d6 81cb31756888bb062e92d2dca21cd629d77a46a9 git Not specified
CNA Linux Linux affected 611e12ea0f121a31d9e9c4ce2a18a77abc2f28d6 35927d7509ab9bf41896b7e44f639504eae08af7 git Not specified
CNA Linux Linux affected 611e12ea0f121a31d9e9c4ce2a18a77abc2f28d6 e8e1a046cf87c8b1363e5de835114f2779e2aaf4 git Not specified
CNA Linux Linux affected 611e12ea0f121a31d9e9c4ce2a18a77abc2f28d6 12b0606000d0828630c033bf0c74c748464fe87d git Not specified
CNA Linux Linux affected 611e12ea0f121a31d9e9c4ce2a18a77abc2f28d6 e4c72c06c367758a14f227c847f9d623f1994ecf git Not specified
CNA Linux Linux affected 4.3 Not specified
CNA Linux Linux unaffected 4.3 semver Not specified
CNA Linux Linux unaffected 4.14.291 4.14.* semver Not specified
CNA Linux Linux unaffected 4.19.256 4.19.* semver Not specified
CNA Linux Linux unaffected 5.4.211 5.4.* semver Not specified
CNA Linux Linux unaffected 5.10.137 5.10.* semver Not specified
CNA Linux Linux unaffected 5.15.61 5.15.* semver Not specified
CNA Linux Linux unaffected 5.18.18 5.18.* semver Not specified
CNA Linux Linux unaffected 5.19.2 5.19.* semver Not specified
CNA Linux Linux unaffected 6.0 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/35927d7509ab9bf41896b7e44f639504eae08af7 af854a3a-2127-422b-91ae-364da2661108 git.kernel.org Patch
git.kernel.org/stable/c/e8e1a046cf87c8b1363e5de835114f2779e2aaf4 af854a3a-2127-422b-91ae-364da2661108 git.kernel.org Patch
git.kernel.org/stable/c/81cb31756888bb062e92d2dca21cd629d77a46a9 af854a3a-2127-422b-91ae-364da2661108 git.kernel.org Patch
git.kernel.org/stable/c/871a1e94929a27bf6e2cd99523865c840bbc2d87 af854a3a-2127-422b-91ae-364da2661108 git.kernel.org Patch
git.kernel.org/stable/c/e6412ba3b6508bdf9c074d310bf4144afa6aec1a af854a3a-2127-422b-91ae-364da2661108 git.kernel.org Patch
git.kernel.org/stable/c/e4c72c06c367758a14f227c847f9d623f1994ecf af854a3a-2127-422b-91ae-364da2661108 git.kernel.org Patch
git.kernel.org/stable/c/12b0606000d0828630c033bf0c74c748464fe87d af854a3a-2127-422b-91ae-364da2661108 git.kernel.org Patch
git.kernel.org/stable/c/23a191b132cd87f746c62f3dc27da33683d85829 af854a3a-2127-422b-91ae-364da2661108 git.kernel.org Patch
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 755965 SUSE Enterprise Linux Security Update for the linux kernel (SUSE-SU-2024:0858-1)
  • 755966 SUSE Enterprise Linux Security Update for the linux kernel (SUSE-SU-2024:0857-1)
  • 755988 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2024:0975-1)
  • 756004 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2024:0926-1)
  • 756005 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2024:0925-1)
  • 756010 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2024:0977-1)

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