CVE-2023-6932: Fixes in Linux Kernel
A use-after-free vulnerability in the Linux kernel's ipv4: igmp component can be exploited to achieve local privilege escalation.
A race condition can be exploited to cause a timer be mistakenly registered on a RCU read locked object which is freed by another thread.
We recommend upgrading past commit e2b706c691905fe78468c361aaabc719d0a496f1.
Affected Software
Remediation
Mitigation
Event History
Parent advisories
This vulnerability appears in the following advisories.
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
What is the severity of CVE-2023-6932?
CVE-2023-6932 is considered to have a high severity due to its potential for local privilege escalation.
How do I fix CVE-2023-6932?
To fix CVE-2023-6932, users should update their Linux kernel to a version that is not vulnerable, such as 5.10.223-1, 5.10.226-1, or later versions.
Which Linux kernel versions are affected by CVE-2023-6932?
CVE-2023-6932 affects Linux kernel versions from 2.6.12 up to, but not including, 6.7.
Is IBM QRadar SIEM affected by CVE-2023-6932?
Yes, IBM QRadar SIEM versions up to 7.5.0 UP8 IF01 are affected by CVE-2023-6932.
What type of vulnerability is CVE-2023-6932?
CVE-2023-6932 is a use-after-free vulnerability found in the Linux kernel's ipv4: igmp component.