NFSD: Prevent NULL dereference in nfsd4_process_cb_update()
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.5epss 0.2%
exploitation probability
0.2%top 84% of all CVEs
observed exploitation
nono source reports it
In the Linux kernel, the following vulnerability has been resolved:
NFSD: Prevent NULL dereference in nfsd4_process_cb_update()
@ses is initialized to NULL. If __nfsd4_find_backchannel() finds no
available backchannel session, setup_callback_client() will try to
dereference @ses and segfault.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products
Linux · LinuxReferences
https://git.kernel.org/stable/c/03178cd8f67227015debb700123987fe96275cd1https://git.kernel.org/stable/c/0c3b0e326f838787d229314d4de83af9c53347e8https://git.kernel.org/stable/c/1e02c641c3a43c88cecc08402000418e15578d38https://git.kernel.org/stable/c/4a4ffc1aa9d618e41ad9151f40966e402e58a5a2https://git.kernel.org/stable/c/752a75811f27300fe8131b0a1efc91960f6f88e7https://git.kernel.org/stable/c/c5d90f9302742985a5078e42ac38de42c364c44ahttps://git.kernel.org/stable/c/cac1405e3ff6685a438e910ad719e0cf06af90eehttps://git.kernel.org/stable/c/d9a0d1f6e15859ea7a86a327f28491e23deaaa62https://git.kernel.org/stable/c/eb51733ae5fc73d95bd857d5da26f9f65b202a79https://lists.debian.org/debian-lts-announce/2025/03/msg00001.htmlhttps://lists.debian.org/debian-lts-announce/2025/03/msg00002.html