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CVE-2026-24515

Medium priority

Some fixes available 12 of 67

In libexpat before 2.7.4, XML_ExternalEntityParserCreate does not copy unknown encoding handler user data.

23 affected packages

apache2, apr-util, cmake, ghostscript, texlive-bin...

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
apache2 Not affected Not affected Not affected Not affected
apr-util Not affected Not affected Not affected Not affected
cmake Not affected Not affected Not affected Not affected
ghostscript Not affected Not affected Not affected Not affected
texlive-bin Not affected Not affected Not affected Not affected
xmlrpc-c Needs evaluation Needs evaluation Needs evaluation Needs evaluation
vnc4 Not in release Not in release Needs evaluation
wbxml2 Needs evaluation Needs evaluation Needs evaluation Needs evaluation
swish-e Needs evaluation Needs evaluation Needs evaluation Needs evaluation
insighttoolkit4 Not in release Needs evaluation Needs evaluation Needs evaluation
cadaver Needs evaluation Needs evaluation Needs evaluation Needs evaluation
gdcm Not affected Not affected Not affected Needs evaluation
ayttm Not in release Not in release
cableswig Not in release Not in release
coin3 Not affected Not affected Not affected Needs evaluation
matanza Ignored Ignored Ignored Needs evaluation
tdom Needs evaluation Needs evaluation Needs evaluation Needs evaluation
vtk Not in release Not in release
smart Not in release Not in release Needs evaluation
firefox Not affected Not affected
thunderbird Not affected Not affected
libxmltok Fixed Fixed Fixed Fixed
expat Fixed Fixed Fixed Fixed
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CVE-2026-0892

Medium priority
Needs evaluation

Memory safety bugs present in Firefox 146 and Thunderbird 146. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This...

9 affected packages

firefox, thunderbird, mozjs38, mozjs52, mozjs68...

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
firefox Not affected Not affected
thunderbird Not affected Not affected
mozjs38 Not in release Not in release Needs evaluation
mozjs52 Not in release Not in release Ignored Ignored
mozjs68 Not in release Not in release Ignored
mozjs78 Not in release Ignored
mozjs91 Not in release Ignored
mozjs102 Ignored Ignored
mozjs115 Ignored Not in release
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CVE-2026-0891

Medium priority

Some fixes available 1 of 11

Memory safety bugs present in Firefox ESR 140.6, Thunderbird ESR 140.6, Firefox 146 and Thunderbird 146. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been...

9 affected packages

firefox, thunderbird, mozjs38, mozjs52, mozjs68...

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
firefox Not affected Not affected
thunderbird Not affected Fixed
mozjs38 Not in release Not in release Needs evaluation
mozjs52 Not in release Not in release Ignored Ignored
mozjs68 Not in release Not in release Ignored
mozjs78 Not in release Ignored
mozjs91 Not in release Ignored
mozjs102 Ignored Ignored
mozjs115 Ignored Not in release
Show all 9 packages Show less packages

CVE-2026-0890

Medium priority

Some fixes available 1 of 11

Spoofing issue in the DOM: Copy & Paste and Drag & Drop component. This vulnerability affects Firefox < 147, Firefox ESR < 140.7, Thunderbird < 147, and Thunderbird < 140.7.

9 affected packages

firefox, thunderbird, mozjs38, mozjs52, mozjs68...

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
firefox Not affected Not affected
thunderbird Not affected Fixed
mozjs38 Not in release Not in release Needs evaluation
mozjs52 Not in release Not in release Ignored Ignored
mozjs68 Not in release Not in release Ignored
mozjs78 Not in release Ignored
mozjs91 Not in release Ignored
mozjs102 Ignored Ignored
mozjs115 Ignored Not in release
Show all 9 packages Show less packages

CVE-2026-0889

Medium priority
Not affected

Denial-of-service in the DOM: Service Workers component. This vulnerability affects Firefox < 147 and Thunderbird < 147.

2 affected packages

firefox, thunderbird

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
firefox Not affected Not affected
thunderbird Not affected Not affected
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CVE-2026-0888

Medium priority
Not affected

Information disclosure in the XML component. This vulnerability affects Firefox < 147 and Thunderbird < 147.

2 affected packages

firefox, thunderbird

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
firefox Not affected Not affected
thunderbird Not affected Not affected
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CVE-2026-0887

Medium priority

Some fixes available 1 of 11

Clickjacking issue, information disclosure in the PDF Viewer component. This vulnerability affects Firefox < 147, Firefox ESR < 140.7, Thunderbird < 147, and Thunderbird < 140.7.

9 affected packages

firefox, thunderbird, mozjs38, mozjs52, mozjs68...

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
firefox Not affected Not affected
thunderbird Not affected Fixed
mozjs38 Not in release Not in release Needs evaluation
mozjs52 Not in release Not in release Ignored Ignored
mozjs68 Not in release Not in release Ignored
mozjs78 Not in release Ignored
mozjs91 Not in release Ignored
mozjs102 Ignored Ignored
mozjs115 Ignored Not in release
Show all 9 packages Show less packages

CVE-2026-0886

Medium priority

Some fixes available 1 of 11

Incorrect boundary conditions in the Graphics component. This vulnerability affects Firefox < 147, Firefox ESR < 115.32, Firefox ESR < 140.7, Thunderbird < 147, and Thunderbird < 140.7.

9 affected packages

firefox, thunderbird, mozjs38, mozjs52, mozjs68...

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
firefox Not affected Not affected
thunderbird Not affected Fixed
mozjs38 Not in release Not in release Needs evaluation
mozjs52 Not in release Not in release Ignored Ignored
mozjs68 Not in release Not in release Ignored
mozjs78 Not in release Ignored
mozjs91 Not in release Ignored
mozjs102 Ignored Ignored
mozjs115 Ignored Not in release
Show all 9 packages Show less packages

CVE-2026-0885

Medium priority

Some fixes available 1 of 11

Use-after-free in the JavaScript: GC component. This vulnerability affects Firefox < 147, Firefox ESR < 140.7, Thunderbird < 147, and Thunderbird < 140.7.

9 affected packages

firefox, thunderbird, mozjs38, mozjs52, mozjs68...

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
firefox Not affected Not affected
thunderbird Not affected Fixed
mozjs38 Not in release Not in release Needs evaluation
mozjs52 Not in release Not in release Ignored Ignored
mozjs68 Not in release Not in release Ignored
mozjs78 Not in release Ignored
mozjs91 Not in release Ignored
mozjs102 Ignored Ignored
mozjs115 Ignored Not in release
Show all 9 packages Show less packages

CVE-2026-0884

Medium priority

Some fixes available 1 of 11

Use-after-free in the JavaScript Engine component. This vulnerability affects Firefox < 147, Firefox ESR < 140.7, Thunderbird < 147, and Thunderbird < 140.7.

9 affected packages

firefox, thunderbird, mozjs38, mozjs52, mozjs68...

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
firefox Not affected Not affected
thunderbird Not affected Fixed
mozjs38 Not in release Not in release Needs evaluation
mozjs52 Not in release Not in release Ignored Ignored
mozjs68 Not in release Not in release Ignored
mozjs78 Not in release Ignored
mozjs91 Not in release Ignored
mozjs102 Ignored Ignored
mozjs115 Ignored Not in release
Show all 9 packages Show less packages