CVE-2021-20266
CVE-2021-20266
Vexday Risk Score
3Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS —EPSS 1.7%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado
Lifecycle
30 Apr 2021Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
A flaw was found in RPM's hdrblobInit() in lib/header.c. This flaw allows an attacker who can modify the rpmdb to cause an out-of-bounds read. The highest threat from this vulnerability is to system availability.
Affected products
n/a · rpmReferences
https://bugzilla.redhat.com/show_bug.cgi?id=1927741https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TMGXO3W6DHPO62GJ4VVF5DEUX5DRUR5K/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VHRPNBCRPDJHHQE3MBPSZK4H7X2IM7AC/https://security.gentoo.org/glsa/202107-43