Amazon Linux 2 Security Advisory: ALAS-2023-1972
Advisory Release Date: 2023-03-02 22:35 Pacific
Advisory Updated Date: 2023-03-07 00:20 Pacific
Severity:
Medium
Issue Overview:
GNU cpio through 2.13 allows attackers to execute arbitrary code via a crafted pattern file, because of a dstring.c ds_fgetstr integer overflow that triggers an out-of-bounds heap write. NOTE: it is unclear whether there are common cases where the pattern file, associated with the -E option, is untrusted data. (CVE-2021-38185)
Affected Packages:
cpio
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 cpio to update your system.
New Packages:
aarch64:
cpio-2.12-11.amzn2.aarch64
cpio-debuginfo-2.12-11.amzn2.aarch64
i686:
cpio-2.12-11.amzn2.i686
cpio-debuginfo-2.12-11.amzn2.i686
src:
cpio-2.12-11.amzn2.src
x86_64:
cpio-2.12-11.amzn2.x86_64
cpio-debuginfo-2.12-11.amzn2.x86_64