CLSA-2026-1790802906

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Import Source
https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1790802906.json
JSON Data
https://api.osv.dev/v1/vulns/CLSA-2026-1790802906
Upstream
CVE (2)
Published
2026-10-04T19:51:19Z
Modified
2026-10-26T09:30:50Z
Summary
expat: Fix of 3 CVEs
Details
  • CVE-2026-66046: replace the linear scan of elementType->defaultAtts in storeAtts() with a hash table lookup, and carry the attribute index over in dtdCopy() so the lookup stays in bounds
  • CVE-2026-93990: reject a UTF-16 high surrogate that is not followed by a low surrogate, so a lone high surrogate can no longer consume the next code unit as a fake low and hide markup such as '<' from the tokenizer
References

Affected packages

TuxCare:AlmaLinux:9.2 / expat

Package

Name
expat
Purl
pkg:rpm/tuxcare/expat?distro=almalinux-9.2

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.5.0-1.el9_2.tuxcare.els17

Database specific

source
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1790802906.json"

TuxCare:AlmaLinux:9.2 / expat-devel

Package

Name
expat-devel
Purl
pkg:rpm/tuxcare/expat-devel?distro=almalinux-9.2

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.5.0-1.el9_2.tuxcare.els17

Database specific

source
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1790802906.json"

TuxCare:AlmaLinux:9.2 / expat-static

Package

Name
expat-static
Purl
pkg:rpm/tuxcare/expat-static?distro=almalinux-9.2

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.5.0-1.el9_2.tuxcare.els17

Database specific

source
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1790802906.json"