SB20251230277 - Use of uninitialized resource in Linux kernel ipv6
Published: December 30, 2025 Updated: December 30, 2025
Security Bulletin ID
SB20251230277
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) Use of uninitialized resource (CVE-ID: CVE-2023-54265)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to use of uninitialized resource within the __ip6_make_skb() function in net/ipv6/ip6_output.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/02ed5700f40445af02d1c97db25ffc2d04971d9f
- https://git.kernel.org/stable/c/0cf600ca1bdf1d52df977516ee6cee0cadb1f6b1
- https://git.kernel.org/stable/c/165370522cc48127da564a08584a7391e6341908
- https://git.kernel.org/stable/c/2c9cefc142c1dc2759e19a92d3b2b3715e985beb
- https://git.kernel.org/stable/c/605b056d63302ae84eb136e88d4df49124bd5e0d
- https://git.kernel.org/stable/c/d65ff2fe877c471aa6e79efa7bd8ff66e147c317
- https://git.kernel.org/stable/c/ea30388baebcce37fd594d425a65037ca35e59e8
- https://git.kernel.org/stable/c/f394f690a30a5ec0413c62777a058eaf3d6e10d5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.281