Amazon Linux 1 Security Advisory: ALAS-2016-639
Advisory Release Date: 2016-01-18 11:00 Pacific
Advisory Updated Date: 2016-01-18 11:00 Pacific
A heap-based buffer overflow flaw was found in the way grep processed certain pattern and text combinations. An attacker able to trick a user into running grep on specially crafted input could use this flaw to crash grep or, potentially, read from uninitialized memory.
Affected Packages:
grep
Issue Correction:
Run yum update grep to update your system.
i686:
grep-debuginfo-2.20-1.16.amzn1.i686
grep-2.20-1.16.amzn1.i686
src:
grep-2.20-1.16.amzn1.src
x86_64:
grep-debuginfo-2.20-1.16.amzn1.x86_64
grep-2.20-1.16.amzn1.x86_64