SB20250226356 - Out-of-bounds read in Linux kernel netlink
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250226356
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) Out-of-bounds read (CVE-ID: CVE-2022-49197)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to an out-of-bounds read error within the EXPORT_SYMBOL() function in net/netlink/af_netlink.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/0caf6d9922192dd1afa8dc2131abfb4df1443b9f
- https://git.kernel.org/stable/c/41249fff507387c3323b198d0052faed08b14de4
- https://git.kernel.org/stable/c/7409ff6393a67ff9838d0ae1bd102fb5f020d07a
- https://git.kernel.org/stable/c/ac5883a8890a11c00b32a19949a25d4afeaa2f5a
- https://git.kernel.org/stable/c/b0898362188e05b2202656058cc32d98fabf3bac
- https://git.kernel.org/stable/c/e1c5d46f05aa23d740daae5cd3a6472145afac42
- https://git.kernel.org/stable/c/e23e1e981247feb3c7d0236fe58aceb685f234ae
- https://git.kernel.org/stable/c/e8aaf3134bc5e943048eefe9f2ddaabf41d92b1a
- https://git.kernel.org/stable/c/f75f4abeec4c04b600a15b50c89a481f1e7435ee
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.238