Vulnerability in Red Hat Enterprise Linux 10
Classification: Important, Solution: Official Fix, Exploit Maturity: Not Defined, CVSSv3.1: 7.1, CVEs: CVE-2026-103242, Summary: A heap-based buffer overflow flaw was found in rpm. RPMTAG_FILESIGNATURES in a crafted, unsigned RPM package's main header is declared with the wrong header type, causing hex2binv() to allocate a one-byte buffer and then write the tag's attacker-controlled, hex-decoded content — of attacker-chosen length — past the end of that allocation. This is reachable via…
EPSS 0.00 CVSS 7.1 CVE-2026-103242 Red Hat FI