CVE-2025-39702 (GCVE-0-2025-39702)

Vulnerability from cvelistv5 – Published: 2025-09-05 17:21 – Updated: 2026-02-06 16:31
VLAI?
Title
ipv6: sr: Fix MAC comparison to be constant-time
Summary
In the Linux kernel, the following vulnerability has been resolved: ipv6: sr: Fix MAC comparison to be constant-time To prevent timing attacks, MACs need to be compared in constant time. Use the appropriate helper function for this.
Severity ?
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: bf355b8d2c30a289232042cacc1cfaea4923936c , < ff55a452d56490047f5233cc48c5d933f8586884 (git)
Affected: bf355b8d2c30a289232042cacc1cfaea4923936c , < 3b348c9c8d2ca2c67559ffd0e258ae7e1107d4f0 (git)
Affected: bf355b8d2c30a289232042cacc1cfaea4923936c , < 86b6d34717fe0570afce07ee79b8eeb40341f831 (git)
Affected: bf355b8d2c30a289232042cacc1cfaea4923936c , < 3ddd55cf19ed6cc62def5e3af10c2a9df1b861c3 (git)
Affected: bf355b8d2c30a289232042cacc1cfaea4923936c , < b3967c493799e63f648e9c7b6cb063aa2aed04e7 (git)
Affected: bf355b8d2c30a289232042cacc1cfaea4923936c , < f7878d47560d61e3f370aca3cebb8f42a55b990a (git)
Affected: bf355b8d2c30a289232042cacc1cfaea4923936c , < a458b2902115b26a25d67393b12ddd57d1216aaa (git)
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    Linux Linux Affected: 4.10
Unaffected: 0 , < 4.10 (semver)
Unaffected: 5.10.249 , ≤ 5.10.* (semver)
Unaffected: 5.15.190 , ≤ 5.15.* (semver)
Unaffected: 6.1.149 , ≤ 6.1.* (semver)
Unaffected: 6.6.103 , ≤ 6.6.* (semver)
Unaffected: 6.12.44 , ≤ 6.12.* (semver)
Unaffected: 6.16.4 , ≤ 6.16.* (semver)
Unaffected: 6.17 , ≤ * (original_commit_for_fix)
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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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