i2c: cp2615: fix serial string NULL-deref at probe

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-31549
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-04-24 15:16:29 UTC
Updated2026-04-27 20:15:45 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: i2c: cp2615: fix serial string NULL-deref at probe The cp2615 driver uses the USB device serial string as the i2c adapter name but does not make sure that the string exists. Verify that the device has a serial number before accessing it to avoid triggering a NULL-pointer dereference (e.g. with malicious devices).

Risk And Classification

Primary CVSS: v3.1 5.5 MEDIUM from [email protected]

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

EPSS: 0.000240000 probability, percentile 0.067850000 (date 2026-04-27)

Problem Types: CWE-476

CVSS v3.1 Breakdown

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

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/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 4a7695429eade517b07ea72f9ec366130e81a076 e68c267787778bcdf3d91b06f794faaba7f0d1d1 git Not specified
CNA Linux Linux affected 4a7695429eade517b07ea72f9ec366130e81a076 4a22af879172336370ae3e81e7f65fb2f69472ee git Not specified
CNA Linux Linux affected 4a7695429eade517b07ea72f9ec366130e81a076 69aece634a7eebafd9a596e5494d52facf6f26ec git Not specified
CNA Linux Linux affected 4a7695429eade517b07ea72f9ec366130e81a076 13ccf9b106bba121728f1625c4375a1bd8f5c5a3 git Not specified
CNA Linux Linux affected 4a7695429eade517b07ea72f9ec366130e81a076 a9778298f47036866ea15eeb17242e8a4612580f git Not specified
CNA Linux Linux affected 4a7695429eade517b07ea72f9ec366130e81a076 efe996bcfe50c2dcc6cf65c574285713b722ced7 git Not specified
CNA Linux Linux affected 4a7695429eade517b07ea72f9ec366130e81a076 aa79f996eb41e95aed85a1bd7f56bcd6a3842008 git Not specified
CNA Linux Linux affected 5.13 Not specified
CNA Linux Linux unaffected 5.13 semver Not specified
CNA Linux Linux unaffected 5.15.203 5.15.* semver Not specified
CNA Linux Linux unaffected 6.1.167 6.1.* semver Not specified
CNA Linux Linux unaffected 6.6.130 6.6.* semver Not specified
CNA Linux Linux unaffected 6.12.78 6.12.* semver Not specified
CNA Linux Linux unaffected 6.18.20 6.18.* semver Not specified
CNA Linux Linux unaffected 6.19.10 6.19.* semver Not specified
CNA Linux Linux unaffected 7.0 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/a9778298f47036866ea15eeb17242e8a4612580f 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/efe996bcfe50c2dcc6cf65c574285713b722ced7 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/13ccf9b106bba121728f1625c4375a1bd8f5c5a3 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/69aece634a7eebafd9a596e5494d52facf6f26ec 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/aa79f996eb41e95aed85a1bd7f56bcd6a3842008 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/4a22af879172336370ae3e81e7f65fb2f69472ee 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/e68c267787778bcdf3d91b06f794faaba7f0d1d1 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
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