GoogleOSV:CVE-2021-20271CVE-2021-20271
A flaw was found in RPM’s signature check functionality when reading a package file. This flaw allows an attacker who can convince a victim to install a seemingly verifiable package, whose signature header was modified, to cause RPM database corruption and execute code. The highest threat from this vulnerability is to data integrity, confidentiality, and system availability.
References
bugzilla.redhat.com/show_bug.cgi?id=1934125
github.com/rpm-software-management/rpm/commit/d6a86b5e69e46cc283b1e06c92343319beb42e21
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TMGXO3W6DHPO62GJ4VVF5DEUX5DRUR5K/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VHRPNBCRPDJHHQE3MBPSZK4H7X2IM7AC/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YILPBTPSBRYL4POBI3F4YUSVPSOQNJBY/
security.gentoo.org/glsa/202107-43
www.starwindsoftware.com/security/sw-20220805-0002/
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