SB20240611150 - Red Hat Enterprise Linux 9 update for kernel
Published: June 11, 2024
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 vulnerabilities.
1) Use-after-free (CVE-ID: CVE-2024-26735)
CWE-ID: CWE-416 - Use After Free
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the seg6_init() function in net/ipv6/seg6.c. A local user can escalate privileges on the system.
2) Information disclosure (CVE-ID: CVE-2024-26993)
CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to gain access to sensitive information.
The vulnerability exists due to information disclosure within the sysfs_break_active_protection() function in fs/sysfs/file.c. A local user can gain access to sensitive information.
Remediation
Install update from vendor's website.