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CVE-2025-1013

Medium priority

Some fixes available 2 of 13

A race condition could have led to private browsing tabs being opened in normal browsing windows. This could have resulted in a potential privacy leak. This vulnerability affects Firefox < 135, Firefox ESR < 128.7, Thunderbird <...

9 affected packages

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

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
thunderbird Not affected Fixed Not in release
firefox Not affected Not affected Fixed
mozjs38 Not in release Not in release Not in release Needs evaluation
mozjs52 Not in release Not in release Needs evaluation Ignored
mozjs68 Not in release Not in release Ignored
mozjs78 Not in release Ignored Not in release
mozjs91 Not in release Ignored Not in release
mozjs102 Ignored Ignored Not in release
mozjs115 Ignored Not in release Not in release
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CVE-2025-1012

Medium priority

Some fixes available 2 of 13

A race during concurrent delazification could have led to a use-after-free. This vulnerability affects Firefox < 135, Firefox ESR < 115.20, Firefox ESR < 128.7, Thunderbird < 128.7, and Thunderbird < 135.

9 affected packages

mozjs38, mozjs52, mozjs68, mozjs78, mozjs91...

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
mozjs38 Not in release Not in release Not in release Needs evaluation
mozjs52 Not in release Not in release Needs evaluation Ignored
mozjs68 Not in release Not in release Ignored
mozjs78 Not in release Ignored Not in release
mozjs91 Not in release Ignored Not in release
mozjs102 Ignored Ignored Not in release
mozjs115 Ignored Not in release Not in release
firefox Not affected Not affected Fixed
thunderbird Not affected Fixed Not in release
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CVE-2025-1011

Medium priority

Some fixes available 2 of 13

A bug in WebAssembly code generation could have lead to a crash. It may have been possible for an attacker to leverage this to achieve code execution. This vulnerability affects Firefox < 135, Firefox ESR < 128.7, Thunderbird <...

9 affected packages

mozjs78, firefox, thunderbird, mozjs38, mozjs52...

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
mozjs78 Not in release Ignored Not in release
firefox Not affected Not affected Fixed
thunderbird Not affected Fixed Not in release
mozjs38 Not in release Not in release Not in release Needs evaluation
mozjs52 Not in release Not in release Needs evaluation Ignored
mozjs68 Not in release Not in release Ignored
mozjs91 Not in release Ignored Not in release
mozjs102 Ignored Ignored Not in release
mozjs115 Ignored Not in release Not in release
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CVE-2025-1010

Medium priority

Some fixes available 2 of 13

An attacker could have caused a use-after-free via the Custom Highlight API, leading to a potentially exploitable crash. This vulnerability affects Firefox < 135, Firefox ESR < 115.20, Firefox ESR < 128.7, Thunderbird < 128.7, and...

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 Fixed
thunderbird Not affected Fixed Not in release
mozjs38 Not in release Not in release Not in release Needs evaluation
mozjs52 Not in release Not in release Needs evaluation Ignored
mozjs68 Not in release Not in release Ignored
mozjs78 Not in release Ignored Not in release
mozjs91 Not in release Ignored Not in release
mozjs102 Ignored Ignored Not in release
mozjs115 Ignored Not in release Not in release
Show all 9 packages Show less packages

CVE-2025-1009

Medium priority

Some fixes available 2 of 13

An attacker could have caused a use-after-free via crafted XSLT data, leading to a potentially exploitable crash. This vulnerability affects Firefox < 135, Firefox ESR < 115.20, Firefox ESR < 128.7, Thunderbird < 128.7, and...

9 affected packages

mozjs68, mozjs78, mozjs91, mozjs102, mozjs115...

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
mozjs68 Not in release Not in release Ignored
mozjs78 Not in release Ignored Not in release
mozjs91 Not in release Ignored Not in release
mozjs102 Ignored Ignored Not in release
mozjs115 Ignored Not in release Not in release
firefox Not affected Not affected Fixed
thunderbird Not affected Fixed Not in release
mozjs38 Not in release Not in release Not in release Needs evaluation
mozjs52 Not in release Not in release Needs evaluation Ignored
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CVE-2025-0510

Medium priority
Fixed

Thunderbird displayed an incorrect sender address if the From field of an email used the invalid group name syntax that is described in CVE-2024-49040. This vulnerability affects Thunderbird < 128.7 and Thunderbird < 135.

1 affected package

thunderbird

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
thunderbird Not affected Fixed Not in release
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CVE-2025-0247

Medium priority

Some fixes available 1 of 12

Memory safety bugs present in Firefox 133 and Thunderbird 133. 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 Fixed
thunderbird Not affected Not affected Not in release
mozjs38 Not in release Not in release Not in release Needs evaluation
mozjs52 Not in release Not in release Needs evaluation Ignored
mozjs68 Not in release Not in release Ignored
mozjs78 Not in release Ignored Not in release
mozjs91 Not in release Ignored Not in release
mozjs102 Ignored Ignored Not in release
mozjs115 Ignored Not in release Not in release
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CVE-2025-0246

Negligible priority
Not affected

When using an invalid protocol scheme, an attacker could spoof the address bar. *Note: This issue only affected Android operating systems. Other operating systems are unaffected.* *Note: This issue is a different issue from...

2 affected packages

firefox, thunderbird

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
firefox Not affected Not affected Not in release
thunderbird Not affected Not affected Not in release
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CVE-2025-0245

Negligible priority
Not affected

Under certain circumstances, a user opt-in setting that Focus should require authentication before use could have been be bypassed. This vulnerability affects Firefox < 134.

2 affected packages

firefox, thunderbird

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
firefox Not affected Not affected Not in release
thunderbird Not affected Not affected Not in release
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CVE-2025-0244

Negligible priority
Not affected

When redirecting to an invalid protocol scheme, an attacker could spoof the address bar. *Note: This issue only affected Android operating systems. Other operating systems are unaffected.* This vulnerability affects Firefox < 134.

2 affected packages

firefox, thunderbird

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
firefox Not affected Not affected Not in release
thunderbird Not affected Not affected Not in release
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