medium5.5
CVE-2025-37909
In the Linux kernel, the following vulnerability has been resolved: net: lan743x: Fix memleak issue when GSO enabled Always map the `skb` to the LS descriptor.
Impact
In the Linux kernel, the following vulnerability has been resolved: net: lan743x: Fix memleak issue when GSO enabled Always map the `skb` to the LS descriptor. Previously skb was mapped to EXT descriptor when the number of fragments is zero with GSO enabled. Mapping the skb to EXT descriptor prevents it from being freed, leading to a memory leak
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Linux | Linux Kernel | from 4.17 before 5.4.294 from 5.5 before 5.10.238 from 5.11 before 5.15.182 from 5.16 before 6.1.138 from 6.2 before 6.6.90 from 6.7 before 6.12.28 |
| Debian | Debian Linux | Version 11.0 |
Weakness classification
References
- NVD record
- CVE.org record
- https://git.kernel.org/stable/c/093855ce90177488eac772de4eefbb909033ce5f
- https://git.kernel.org/stable/c/189b05f189cac9fd233ef04d31cb5078c4d09c39
- https://git.kernel.org/stable/c/2d52e2e38b85c8b7bc00dca55c2499f46f8c8198
- https://git.kernel.org/stable/c/6c65ee5ad632eb8dcd3a91cf5dc99b22535f44d9
- https://git.kernel.org/stable/c/a0e0efbabbbe6a1859bc31bf65237ce91e124b9b
- https://git.kernel.org/stable/c/dae1ce27ceaea7e1522025b15252e3cc52802622
- https://git.kernel.org/stable/c/df993daa4c968b4b23078eacc248f6502ede8664
- https://git.kernel.org/stable/c/f42c18e2f14c1b1fdd2a5250069a84bc854c398c
- https://lists.debian.org/debian-lts-announce/2025/08/msg00010.html
- https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html
- https://cert-portal.siemens.com/productcert/html/ssa-019113.html
- https://cert-portal.siemens.com/productcert/html/ssa-457936.html