CVE-2021-3445 – libdnf: Signature verification bypass via signature placed in the main RPM header

https://notcve.org/view.php?id=CVE-2021-3445

19 May 2021 — A flaw was found in libdnf's signature verification functionality in versions before 0.60.1. This flaw allows an attacker to achieve code execution if they can alter the header information of an RPM package and then trick a user or system into installing it. The highest risk of this vulnerability is to confidentiality, integrity, as well as system availability. Se encontró un fallo en la funcionalidad de verificación de firma libdnf's en versiones anteriores a 0.60.1. Este fallo permite a un atacante l... • https://bugzilla.redhat.com/show_bug.cgi?id=1932079 • CWE-347: Improper Verification of Cryptographic Signature •