SB20230818160 - Fedora 38 update for kernel
Published: August 18, 2023
Security Bulletin ID
SB20230818160
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-after-free (CVE-ID: CVE-2023-1611)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to a use-after-free error within the btrfs_search_slot() function in fs/btrfs/ctree.c. A local user can trigger a use-after-free error and crash the kernel.
Remediation
Install update from vendor's website.