CLSA-2026-1789780589
See a problem?- Import Source
- https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos-stream8els/CLSA-2026-1789780589.json
- JSON Data
- https://api.osv.dev/v1/vulns/CLSA-2026-1789780589
- Upstream
- Published
- 2026-09-19T01:16:44Z
- Modified
- 2026-10-26T09:30:56Z
- Summary
- libxml2: Fix of 5 CVEs
- Details
-
- CVE-2026-86140: add bounds checks around the parenthesis writes in xmlSnprintfElements
- CVE-2026-86141: check the xmlStrdup result in xmlRegNewParserCtxt so a failed allocation cannot leave a NULL parser cursor
- CVE-2026-86142: make xmlStrlen saturate above INT_MAX and reject the saturated length in xmlXPtrEvalXPtrPart before sizing the buffer
- CVE-2026-86143: check for integer overflow before passing a buffer length to the output write callback
- CVE-2026-86144: propagate the document parse flags in xmlXIncludeProcess and xmlXIncludeProcessTree
- References
-
- https://errata.tuxcare.com/els_os/centos-stream8els/CLSA-2026-1789780589.html
- https://nvd.nist.gov/vuln/detail/CVE-2026-86140
- https://nvd.nist.gov/vuln/detail/CVE-2026-86141
- https://nvd.nist.gov/vuln/detail/CVE-2026-86142
- https://nvd.nist.gov/vuln/detail/CVE-2026-86143
- https://nvd.nist.gov/vuln/detail/CVE-2026-86144
Affected packages
TuxCare:CentOS-Stream:8 / libxml2
Package
- Name
- libxml2
- Purl
- pkg:rpm/tuxcare/libxml2?distro=centos-stream-8
TuxCare:CentOS-Stream:8 / libxml2-devel
Package
- Name
- libxml2-devel
- Purl
- pkg:rpm/tuxcare/libxml2-devel?distro=centos-stream-8
TuxCare:CentOS-Stream:8 / libxml2-static
Package
- Name
- libxml2-static
- Purl
- pkg:rpm/tuxcare/libxml2-static?distro=centos-stream-8