Vulnerabilities > CVE-2024-33619 - Unspecified vulnerability in Linux Kernel
Attack vector
LOCAL Attack complexity
LOW Privileges required
LOW Confidentiality impact
NONE Integrity impact
NONE Availability impact
HIGH Summary
In the Linux kernel, the following vulnerability has been resolved: efi: libstub: only free priv.runtime_map when allocated priv.runtime_map is only allocated when efi_novamap is not set. Otherwise, it is an uninitialized value. In the error path, it is freed unconditionally. Avoid passing an uninitialized value to free_pool. Free priv.runtime_map only when it was allocated. This bug was discovered and resolved using Coverity Static Analysis Security Testing (SAST) by Synopsys, Inc.
Vulnerable Configurations
References
- https://git.kernel.org/stable/c/4b2543f7e1e6b91cfc8dd1696e3cdf01c3ac8974
- https://git.kernel.org/stable/c/4b2543f7e1e6b91cfc8dd1696e3cdf01c3ac8974
- https://git.kernel.org/stable/c/6ca67a5fe1c606d1fbe24c30a9fc0bdc43a18554
- https://git.kernel.org/stable/c/6ca67a5fe1c606d1fbe24c30a9fc0bdc43a18554
- https://git.kernel.org/stable/c/9dce01f386c9ce6990c0a83fa14b1c95330b037e
- https://git.kernel.org/stable/c/9dce01f386c9ce6990c0a83fa14b1c95330b037e
- https://git.kernel.org/stable/c/b8938d6f570f010a1dcdbfed3e5b5d3258c2a908
- https://git.kernel.org/stable/c/b8938d6f570f010a1dcdbfed3e5b5d3258c2a908