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Vratislav Bendel

Researcher fromRed Hat
#32953of 53,633
7.8Total CVSS
Vulnerabilities · 1
PT-2022-7664
7.8
2022-02-02
Linux · Linux Kernel · CVE-2022-48740
**Name of the Vulnerable Software and Affected Versions** Linux kernel (affected versions not specified) **Description** The issue is related to a double free of cond list on error paths in the selinux component of the Linux kernel. This occurs when the cond list destroy() function is called a second time in caller functions, resulting in a NULL pointer dereference. The fix involves resetting the cond list len to 0 in cond list destroy(), making subsequent calls a noop, and consistently resetting the cond list pointer to NULL after freeing. The vulnerability may allow an attacker to impact the confidentiality, integrity, and availability of protected information. **Recommendations** At the moment, there is no information about a newer version that contains a fix for this vulnerability.