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AlmaLinux: 9
Type: Security
Severity: Important
Release date: 2023-11-29

Summary:

Mozilla Thunderbird is a standalone mail and newsgroup client.

This update upgrades Thunderbird to version 115.5.0.

Security Fix(es):

* Mozilla: Out-of-bound memory access in WebGL2 blitFramebuffer (CVE-2023-6204)
* Mozilla: Use-after-free in MessagePort::Entangled (CVE-2023-6205)
* Mozilla: Clickjacking permission prompts using the fullscreen transition 
(CVE-2023-6206)
* Mozilla: Use-after-free in ReadableByteStreamQueueEntry::Buffer 
(CVE-2023-6207)
* Mozilla: Memory safety bugs fixed in Firefox 120, Firefox ESR 115.5, and 
Thunderbird 115.5 (CVE-2023-6212)
* Mozilla: Using Selection API would copy contents into X11 primary selection. 
(CVE-2023-6208)
* Mozilla: Incorrect parsing of relative URLs starting with "///" 
(CVE-2023-6209)

For more details about the security issue(s), including the impact, a CVSS 
score, acknowledgments, and other related information, refer to the CVE page(s) 
listed in the References section.

Full details, updated packages, references, and other related information: 
https://errata.almalinux.org/9/ALSA-2023-7501.html

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Kind regards,
AlmaLinux Team

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