Integer Overflow or Wraparound Affecting libx11 package, versions <1.8.7-r0
Threat Intelligence
EPSS
0.04% (6th
percentile)
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Test your applications- Snyk ID SNYK-ALPINE318-LIBX11-6042398
- published 1 Nov 2023
- disclosed 10 Oct 2023
Introduced: 10 Oct 2023
CVE-2023-43787 Open this link in a new tabHow to fix?
Upgrade Alpine:3.18 libx11 to version 1.8.7-r0 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream libx11 package and not the libx11 package as distributed by Alpine.
See How to fix? for Alpine:3.18 relevant fixed versions and status.
A vulnerability was found in libX11 due to an integer overflow within the XCreateImage() function. This flaw allows a local user to trigger an integer overflow and execute arbitrary code with elevated privileges.
References
- https://access.redhat.com/security/cve/CVE-2023-43787
- https://bugzilla.redhat.com/show_bug.cgi?id=2242254
- https://security.netapp.com/advisory/ntap-20231103-0006/
- http://www.openwall.com/lists/oss-security/2024/01/24/9
- https://jfrog.com/blog/xorg-libx11-vulns-cve-2023-43786-cve-2023-43787-part-two/
- https://access.redhat.com/errata/RHSA-2024:2145
- https://access.redhat.com/errata/RHSA-2024:2973
CVSS Scores
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