Amazon Linux 1 Security Advisory: ALAS-2021-1458
Advisory Release Date: 2021-01-12 22:51 Pacific
Advisory Updated Date: 2021-01-13 18:04 Pacific
An exploitable code execution vulnerability exists in the quota file functionality of E2fsprogs 1.45.3. A specially crafted ext4 partition can cause an out-of-bounds write on the heap, resulting in code execution. An attacker can corrupt a partition to trigger this vulnerability. (CVE-2019-5094)
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. (CVE-2019-5188)
Affected Packages:
e2fsprogs
Issue Correction:
Run yum update e2fsprogs to update your system.
i686:
e2fsprogs-static-1.43.5-2.44.amzn1.i686
libcom_err-devel-1.43.5-2.44.amzn1.i686
e2fsprogs-1.43.5-2.44.amzn1.i686
libss-1.43.5-2.44.amzn1.i686
e2fsprogs-libs-1.43.5-2.44.amzn1.i686
e2fsprogs-debuginfo-1.43.5-2.44.amzn1.i686
libcom_err-1.43.5-2.44.amzn1.i686
libss-devel-1.43.5-2.44.amzn1.i686
e2fsprogs-devel-1.43.5-2.44.amzn1.i686
src:
e2fsprogs-1.43.5-2.44.amzn1.src
x86_64:
e2fsprogs-1.43.5-2.44.amzn1.x86_64
e2fsprogs-libs-1.43.5-2.44.amzn1.x86_64
libcom_err-1.43.5-2.44.amzn1.x86_64
libcom_err-devel-1.43.5-2.44.amzn1.x86_64
libss-devel-1.43.5-2.44.amzn1.x86_64
libss-1.43.5-2.44.amzn1.x86_64
e2fsprogs-debuginfo-1.43.5-2.44.amzn1.x86_64
e2fsprogs-static-1.43.5-2.44.amzn1.x86_64
e2fsprogs-devel-1.43.5-2.44.amzn1.x86_64