Download Firefox

Firefox is no longer supported on Windows 8.1 and below.

Please download Firefox ESR (Extended Support Release) to use Firefox.

Firefox is no longer supported on macOS 10.14 and below.

Please download Firefox ESR (Extended Support Release) to use Firefox.

Firefox Privacy Notice

Mozilla Foundation Security Advisory 2024-37

Security Vulnerabilities fixed in Thunderbird 128.1

Announced
August 6, 2024
Impact
high
Products
Thunderbird
Fixed in
  • Thunderbird 128.1

In general, these flaws cannot be exploited through email in the Thunderbird product because scripting is disabled when reading mail, but are potential risks in browser or browser-like contexts.

#CVE-2024-7518: Fullscreen notification dialog can be obscured by document content

Reporter
Shaheen Fazim
Impact
high
Description

Select options could obscure the fullscreen notification dialog. This could be used by a malicious site to perform a spoofing attack.

References

#CVE-2024-7519: Out of bounds memory access in graphics shared memory handling

Reporter
dalmurino
Impact
high
Description

Insufficient checks when processing graphics shared memory could have led to memory corruption. This could be leveraged by an attacker to perform a sandbox escape.

References

#CVE-2024-7520: Type confusion in WebAssembly

Reporter
Nan Wang
Impact
high
Description

A type confusion bug in WebAssembly could be leveraged by an attacker to potentially achieve code execution.

References

#CVE-2024-7521: Incomplete WebAssembly exception handing

Reporter
Nils Bars
Impact
high
Description

Incomplete WebAssembly exception handing could have led to a use-after-free.

References

#CVE-2024-7522: Out of bounds read in editor component

Reporter
Irvan Kurniawan
Impact
high
Description

Editor code failed to check an attribute value. This could have led to an out-of-bounds read.

References

#CVE-2024-7525: Missing permission check when creating a StreamFilter

Reporter
Rob Wu
Impact
high
Description

It was possible for a web extension with minimal permissions to create a StreamFilter which could be used to read and modify the response body of requests on any site.

References

#CVE-2024-7526: Uninitialized memory used by WebGL

Reporter
s48gs.w
Impact
high
Description

ANGLE failed to initialize parameters which led to reading from uninitialized memory. This could be leveraged to leak sensitive data from memory.

References

#CVE-2024-7527: Use-after-free in JavaScript garbage collection

Reporter
Norisz Fay
Impact
high
Description

Unexpected marking work at the start of sweeping could have led to a use-after-free.

References

#CVE-2024-7528: Use-after-free in IndexedDB

Reporter
Jason Kratzer
Impact
high
Description

Incorrect garbage collection interaction in IndexedDB could have led to a use-after-free.

References

#CVE-2024-7529: Document content could partially obscure security prompts

Reporter
Hafiizh
Impact
moderate
Description

The date picker could partially obscure security prompts. This could be used by a malicious site to trick a user into granting permissions.

References