SB2024102295 - NULL pointer dereference in Linux kernel nfsd
Published: October 22, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024102295
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) NULL pointer dereference (CVE-ID: CVE-2024-47692)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the __cld_pipe_inprogress_downcall() function in fs/nfsd/nfs4recover.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/0f1d007bbea38a61cf9c5392708dc70ae9d84a3d
- https://git.kernel.org/stable/c/b7b7a8df41ef18862dd6b22289fb46c2c12398af
- https://git.kernel.org/stable/c/84a563d136faf514fdad1ade28d7a142fd313cb8
- https://git.kernel.org/stable/c/318f70857caab3da9a6ada9bc8c1f4f7591b695e
- https://git.kernel.org/stable/c/766d5fbd78f7a52b3888449a0358760477b74602
- https://git.kernel.org/stable/c/1ff8be8d008b9ddc8e7043fbddd37d5d451b271b
- https://git.kernel.org/stable/c/22451a16b7ab7debefce660672566be887db1637
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.227
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.168
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.285
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.113
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.13
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.54