critical9.8
CVE-2025-39702
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…
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Linux | Linux Kernel | from 4.10 before 5.15.190 from 5.16 before 6.1.149 from 6.2 before 6.6.103 from 6.7 before 6.12.44 from 6.13 before 6.16.4 Version 6.17 |
| Debian | Debian Linux | Version 11.0 |
Weakness classification
References
- NVD record
- CVE.org record
- https://git.kernel.org/stable/c/3b348c9c8d2ca2c67559ffd0e258ae7e1107d4f0
- https://git.kernel.org/stable/c/3ddd55cf19ed6cc62def5e3af10c2a9df1b861c3
- https://git.kernel.org/stable/c/86b6d34717fe0570afce07ee79b8eeb40341f831
- https://git.kernel.org/stable/c/a458b2902115b26a25d67393b12ddd57d1216aaa
- https://git.kernel.org/stable/c/b3967c493799e63f648e9c7b6cb063aa2aed04e7
- https://git.kernel.org/stable/c/f7878d47560d61e3f370aca3cebb8f42a55b990a
- https://git.kernel.org/stable/c/ff55a452d56490047f5233cc48c5d933f8586884
- https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html
- https://cert-portal.siemens.com/productcert/html/ssa-032379.html