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Related Vulnerabilities: CVE-2022-25315

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)

Source

ALAS-2022-1570

Amazon Linux AMI Security Advisory: ALAS-2022-1570
Advisory Release Date: 2022-03-07 23:17 Pacific
Advisory Updated Date: 2022-03-08 18:54 Pacific

Severity: Important

References: CVE-2022-25315

Issue Overview:

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.

New Packages:

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

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ALAS-2022-1570

ALAS-2022-1570

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