Amazon Linux 1 Security Advisory: ALAS-2022-1570
Advisory Release Date: 2022-03-07 23:17 Pacific
Advisory Updated Date: 2022-03-08 18:54 Pacific
An integer overflow was found in expat. The issue occurs in storeRawNames() by abusing the m_buffer expansion logic to allow allocations very close to INT_MAX and out-of-bounds heap writes. This flaw can cause a denial of service or potentially arbitrary code execution. (CVE-2022-25315)
Affected Packages:
expat
Issue Correction:
Run yum update expat to update your system.
i686:
expat-debuginfo-2.1.0-12.26.amzn1.i686
expat-devel-2.1.0-12.26.amzn1.i686
expat-2.1.0-12.26.amzn1.i686
src:
expat-2.1.0-12.26.amzn1.src
x86_64:
expat-debuginfo-2.1.0-12.26.amzn1.x86_64
expat-devel-2.1.0-12.26.amzn1.x86_64
expat-2.1.0-12.26.amzn1.x86_64