Amazon Linux 2 Security Advisory: ALAS-2020-1560
Advisory Release Date: 2020-11-09 21:04 Pacific
Advisory Updated Date: 2020-11-11 17:42 Pacific
Severity:
Medium
Issue Overview:
In Oniguruma 6.9.5_rev1, an attacker able to supply a regular expression for compilation may be able to overflow a buffer by one byte in concat_opt_exact_str in src/regcomp.c . (CVE-2020-26159)
Affected Packages:
oniguruma
Note:
This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.
Issue Correction:
Run yum update oniguruma to update your system.
New Packages:
aarch64:
oniguruma-5.9.6-1.amzn2.0.4.aarch64
oniguruma-devel-5.9.6-1.amzn2.0.4.aarch64
oniguruma-debuginfo-5.9.6-1.amzn2.0.4.aarch64
i686:
oniguruma-5.9.6-1.amzn2.0.4.i686
oniguruma-devel-5.9.6-1.amzn2.0.4.i686
oniguruma-debuginfo-5.9.6-1.amzn2.0.4.i686
src:
oniguruma-5.9.6-1.amzn2.0.4.src
x86_64:
oniguruma-5.9.6-1.amzn2.0.4.x86_64
oniguruma-devel-5.9.6-1.amzn2.0.4.x86_64
oniguruma-debuginfo-5.9.6-1.amzn2.0.4.x86_64