2020-01-08
A code execution vulnerability exists in the directory rehashing functionality of E2fsprogs e2fsck 1.45.4. A specially crafted ext4 directory can cause an out-of-bounds write on the stack, resulting in code execution. An attacker can corrupt a partition to trigger this vulnerability.
| Products | Ubuntu_linux, Debian_linux, E2fsprogs, Fedora, Leap |
| Type | Out-of-bounds Write (CWE-787) |
| First patch | - None (likely due to unavailable code) |
| Links |
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2AKETJ6BREDUHRWQTV35SPGG5C6H7KSI/
• https://lists.debian.org/debian-lts-announce/2020/07/msg00021.html • http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00004.html • https://talosintelligence.com/vulnerability_reports/TALOS-2019-0973 • https://usn.ubuntu.com/4249-1/ |