CVE-2024-53217
High
NFSD: Prevent NULL dereference in nfsd4_process_cb_update()
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.
Exploit probability
0.7%
Published
December 27, 2024
Required by
Not available
Last source change
August 12, 2026
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2024-53217
View original source
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.
05 / REFERENCES
Further evidence
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/03178cd8f67227015debb700123987fe96275cd1
- https://git.kernel.org/stable/c/0c3b0e326f838787d229314d4de83af9c53347e8
- https://git.kernel.org/stable/c/1e02c641c3a43c88cecc08402000418e15578d38
- https://git.kernel.org/stable/c/4a4ffc1aa9d618e41ad9151f40966e402e58a5a2
- https://git.kernel.org/stable/c/752a75811f27300fe8131b0a1efc91960f6f88e7
- https://git.kernel.org/stable/c/c5d90f9302742985a5078e42ac38de42c364c44a
- https://git.kernel.org/stable/c/cac1405e3ff6685a438e910ad719e0cf06af90ee
- https://git.kernel.org/stable/c/d9a0d1f6e15859ea7a86a327f28491e23deaaa62
- https://git.kernel.org/stable/c/eb51733ae5fc73d95bd857d5da26f9f65b202a79
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/53xxx/CVE-2024-53217.json
- https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html
- https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html
- https://nvd.nist.gov/vuln/detail/CVE-2024-53217