SB20240531358 - Memory leak in Linux kernel sunrpc auth_gss
Published: May 31, 2024 Updated: May 14, 2025
Security Bulletin ID
SB20240531358
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) Memory leak (CVE-ID: CVE-2024-27388)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the gssx_dec_option_array() function in net/sunrpc/auth_gss/gss_rpc_xdr.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/b97c37978ca825557d331c9012e0c1ddc0e42364
- https://git.kernel.org/stable/c/bfa9d86d39a0fe4685f90c3529aa9bd62a9d97a8
- https://git.kernel.org/stable/c/bb336cd8d5ecb69c430ebe3e7bcff68471d93fa8
- https://git.kernel.org/stable/c/dd292e884c649f9b1c18af0ec75ca90b390cd044
- https://git.kernel.org/stable/c/934212a623cbab851848b6de377eb476718c3e4c
- https://git.kernel.org/stable/c/5e6013ae2c8d420faea553d363935f65badd32c3
- https://git.kernel.org/stable/c/9806c2393cd2ab0a8e7bb9ffae02ce20e3112ec4
- https://git.kernel.org/stable/c/996997d1fb2126feda550d6adcedcbd94911fc69
- https://git.kernel.org/stable/c/3cfcfc102a5e57b021b786a755a38935e357797d
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.311
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.214
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.153
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.273
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.83
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.23
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8.2