VDB
DEBIAN-CVE-2025-40253
DEBIAN-CVE-2025-40253
PUBLISHED
In the Linux kernel, the following vulnerability has been resolved: s390/ctcm: Fix double-kfree The function 'mpc_rcvd_sweep_req(mpcginfo)' is called conditionally from function 'ctcmpc_unpack_skb'. It frees passed mpcginfo. After that a call to function 'kfree' in function 'ctcmpc_unpack_skb' frees it again. Remove 'kfree' call in function 'mpc_rcvd_sweep_req(mpcginfo)'. Bug detected by the clang static analyzer.
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian:13 | linux | 6.12.38-1, 0, 6.12.43-1 |
| Debian:11 | linux-6.1 | 6.1.140-1~deb11u1, 6.1.137-1~deb11u1, 6.1.129-1~deb11u1 |
| Debian:14 | linux | 6.16.9-1, 6.16~rc7-1~exp1, 6.17.5-1~exp1 |
| Debian:11 | linux | 6.18, 6.1, 6.1 |
| Debian:12 | linux | 6.1.112-1, 6.1.115-1, 6.1.119-1 |
Exploit Intelligence
- 4081.3.7.yml (github-poc)
Timeline
- Dec 4, 2025 CVE Published
- Apr 28, 2026 CVE Updated