SB2025022778 - Out-of-bounds read in Linux kernel partitions
Published: February 27, 2025 Updated: May 11, 2025
Security Bulletin ID
SB2025022778
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-2025-21772)
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 mac_partition() function in block/partitions/mac.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/27a39d006f85e869be68c1d5d2ce05e5d6445bf5
- https://git.kernel.org/stable/c/6578717ebca91678131d2b1f4ba4258e60536e9f
- https://git.kernel.org/stable/c/7fa9706722882f634090bfc9af642bf9ed719e27
- https://git.kernel.org/stable/c/80e648042e512d5a767da251d44132553fe04ae0
- https://git.kernel.org/stable/c/92527100be38ede924768f4277450dfe8a40e16b
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.79