ALAS2022-2023-263

Related Vulnerabilities: CVE-2021-38185  

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)

ALAS2022-2023-263


Amazon Linux 2022 Security Advisory: ALAS-2023-263
Advisory Release Date: 2023-01-20 16:43 Pacific
Advisory Updated Date: 2023-01-24 21:25 Pacific
Severity: Medium
References: CVE-2021-38185 

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


Issue Correction:
Run dnf update cpio to update your system.

New Packages:
aarch64:
    cpio-debuginfo-2.13-13.amzn2022.0.1.aarch64
    cpio-2.13-13.amzn2022.0.1.aarch64
    cpio-debugsource-2.13-13.amzn2022.0.1.aarch64

i686:
    cpio-debuginfo-2.13-13.amzn2022.0.1.i686
    cpio-2.13-13.amzn2022.0.1.i686
    cpio-debugsource-2.13-13.amzn2022.0.1.i686

src:
    cpio-2.13-13.amzn2022.0.1.src

x86_64:
    cpio-debuginfo-2.13-13.amzn2022.0.1.x86_64
    cpio-2.13-13.amzn2022.0.1.x86_64
    cpio-debugsource-2.13-13.amzn2022.0.1.x86_64