A symbolic link issue was found in rpm. It occurs...
Vulnerability Description
A symbolic link issue was found in rpm. It occurs when rpm sets the desired permissions and credentials after installing a file. A local unprivileged user could use this flaw to exchange the original file with a symbolic link to a security-critical file and escalate their privileges on the system. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2021-35938
Credits & Attribution
No credits recorded in the NVD database.
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1964114
- https://bugzilla.suse.com/show_bug.cgi?id=1157880
- https://access.redhat.com/security/cve/CVE-2021-35938
- https://rpm.org/wiki/Releases/4.18.0
- https://github.com/rpm-software-management/rpm/pull/1919
- https://github.com/rpm-software-management/rpm/commit/25a435e90844ea98fe5eb7bef22c1aecf3a9c033
- https://security.gentoo.org/glsa/202210-22
