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OpenAdvisories
Medium ALAS2-2020-1509 2 CVEs

Moderate: e2fsprogs security update (Amazon Linux 2)

Published Oct 22, 2020 · Updated Oct 22, 2020

Summary

Package updates are available for Amazon Linux 2 that fix the following vulnerabilities: CVE-2019-5188: 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. 1790048: CVE-2019-5188 e2fsprogs: Out-of-bounds write in e2fsck/rehash.c CVE-2019-5094: 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. 1768555: CVE-2019-5094 e2fsprogs: Crafted ext4 partition leads to out-of-bounds write

Fixed packages 9

ReleasePackageFixed in
Amazon Linux · 2 e2fsprogs 0:1.42.9-19.amzn2
Amazon Linux · 2 e2fsprogs-debuginfo 0:1.42.9-19.amzn2
Amazon Linux · 2 e2fsprogs-devel 0:1.42.9-19.amzn2
Amazon Linux · 2 e2fsprogs-libs 0:1.42.9-19.amzn2
Amazon Linux · 2 e2fsprogs-static 0:1.42.9-19.amzn2
Amazon Linux · 2 libcom_err 0:1.42.9-19.amzn2
Amazon Linux · 2 libcom_err-devel 0:1.42.9-19.amzn2
Amazon Linux · 2 libss 0:1.42.9-19.amzn2
Amazon Linux · 2 libss-devel 0:1.42.9-19.amzn2

Vulnerabilities 2

References

  • web
    https://alas.aws.amazon.com/cve/html/CVE-2019-5094.html
  • web
    https://alas.aws.amazon.com/cve/html/CVE-2019-5188.html