Debian Linux
CVE-2022-25314
HIGH
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
1DescriptionNVD
In Expat (aka libexpat) before 2.4.5, there is an integer overflow in copyString.
AnalysisAI
In Expat (aka libexpat) before 2.4.5, there is an integer overflow in copyString. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity.
Technical ContextAI
This vulnerability is classified as Integer Overflow (CWE-190), which allows attackers to cause unexpected behavior through arithmetic overflow. In Expat (aka libexpat) before 2.4.5, there is an integer overflow in copyString. Affected products include: Libexpat Project Libexpat, Debian Debian Linux, Fedoraproject Fedora, Oracle Http Server, Oracle Zfs Storage Appliance Kit. Version information: before 2.4.5.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Validate arithmetic operations, use safe integer libraries, check bounds before allocation.
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Same weakness CWE-190 – Integer Overflow or Wraparound
View allSame technique Buffer Overflow
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External POC / Exploit Code
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