A race condition vulnerability was found in rpm. A local unprivileged user could use this flaw to bypass the checks that were introduced in response to CVE-2017-7500 and CVE-2017-7501, potentially gaining root privileges. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

References

• https://nvd.nist.gov/vuln/detail/CVE-2021-35937
• https://access.redhat.com/security/cve/CVE-2021-35937
• https://bugzilla.redhat.com/show_bug.cgi?id=1964125
• https://rpm.org/wiki/Releases/4.18.0
• https://www.usenix.org/legacy/event/sec05/tech/full_papers/borisov/borisov.pdf
• https://security.gentoo.org/glsa/202210-22