Search: CVE-2026-84838

CVE-2026-84838 is an OS command injection vulnerability in the rpmuncompress utility within Red Hat Hardened Images. A local attacker can exploit this flaw by providing a specially crafted archive filename containing shell metacharacters that are not properly escaped. Exploitation requires user interaction, such as invoking rpmuncompress on the malicious file. Successful exploitation can lead to arbitrary command execution with high impact on confidentiality, integrity, and availability of data accessible to the user. Red Hat has released an update addressing this vulnerability in rpm packages version 6.1.0-1.3.hum1.