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CVE-2024-3859

Mozilla: Integer-overflow led to out-of-bounds-read in the OpenType sanitizer

On 32-bit versions there were integer-overflows that led to an out-of-bounds-read that potentially could be triggered by a malformed OpenType font. This vulnerability affects Firefox < 125, Firefox ESR < 115.10, and Thunderbird < 115.10.

CVSS 3.1 · 5.9 Medium EPSS < 1% KEV · Not listed
Vendors
Debian Mozilla Redhat
Products
Debian Linux Firefox Thunderbird and 5 more
CVE-2024-3857

Mozilla: Incorrect JITting of arguments led to use-after-free during garbage collection

The JIT created incorrect code for arguments in certain cases. This led to potential use-after-free crashes during garbage collection. This vulnerability affects Firefox < 125, Firefox ESR < 115.10, and Thunderbird < 115.10.

CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed
Vendors
Debian Mozilla Redhat
Products
Debian Linux Firefox Thunderbird and 5 more
CVE-2024-3854

Mozilla: Out-of-bounds-read after mis-optimized switch statement

In some code patterns the JIT incorrectly optimized switch statements and generated code with out-of-bounds-reads. This vulnerability affects Firefox < 125, Firefox ESR < 115.10, and Thunderbird < 115.10.

CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
Vendors
Mozilla Redhat
Products
Firefox Thunderbird Enterprise Linux and 4 more
CVE-2024-3302

Mozilla: Denial of Service using HTTP/2 CONTINUATION frames

There was no limit to the number of HTTP/2 CONTINUATION frames that would be processed. A server could abuse this to create an Out of Memory condition in the browser. This vulnerability affects Firefox < 125, Firefox ESR < 115.10, and Thunderbird < 115.10.

CVSS 3.1 · 3.7 Low EPSS < 1% KEV · Not listed
Vendors
Mozilla Redhat
Products
Firefox Thunderbird Enterprise Linux and 4 more
CVE-2024-3852

Mozilla: GetBoundName in the JIT returned the wrong object

GetBoundName could return the wrong version of an object when JIT optimizations were applied. This vulnerability affects Firefox < 125, Firefox ESR < 115.10, and Thunderbird < 115.10.

CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Vendors
Mozilla Redhat
Products
Firefox Thunderbird Enterprise Linux and 4 more
CVE-2024-9403

firefox: thunderbird: Memory safety bugs fixed in Firefox 131 and Thunderbird 131

Memory safety bugs present in Firefox 130. 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 vulnerability affects Firefox < 131 and Thunderbird < 131.

CVSS 3.1 · 7.3 High EPSS < 1% KEV · Not listed
Vendors
Mozilla Redhat
Products
Firefox Thunderbird Enterprise Linux and 5 more
CVE-2024-1547

Mozilla: Alert dialog could have been spoofed on another site

Through a series of API calls and redirects, an attacker-controlled alert dialog could have been displayed on another website (with the victim website's URL shown). This vulnerability affects Firefox < 123, Firefox ESR < 115.8, and Thunderbird < 115.8.

CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed
Vendors
Debian Mozilla Redhat
Products
Debian Linux Firefox Thunderbird and 5 more
CVE-2024-1550

Mozilla: Mouse cursor re-positioned unexpectedly could have led to unintended permission grants

A malicious website could have used a combination of exiting fullscreen mode and `requestPointerLock` to cause the user's mouse to be re-positioned unexpectedly, which could have led to user confusion and inadvertently granting permissions they did not intend to grant. This vulnerability affects Firefox < 123, Firefox ESR < 115.8, and Thunderbird < 115.8.

CVSS 3.1 · 6.1 Medium EPSS < 1% KEV · Not listed
Vendors
Debian Mozilla Redhat
Products
Debian Linux Firefox Thunderbird and 5 more
CVE-2024-5693

Mozilla: Cross-Origin Image leak via Offscreen Canvas

Offscreen Canvas did not properly track cross-origin tainting, which could be used to access image data from another site in violation of same-origin policy. This vulnerability affects Firefox < 127, Firefox ESR < 115.12, and Thunderbird < 115.12.

CVSS 3.1 · 6.1 Medium EPSS < 1% KEV · Not listed
Vendors
Mozilla Redhat
Products
Firefox Thunderbird Enterprise Linux and 4 more
CVE-2024-1552

Mozilla: Incorrect code generation on 32-bit ARM devices

Incorrect code generation could have led to unexpected numeric conversions and potential undefined behavior.*Note:* This issue only affects 32-bit ARM devices. This vulnerability affects Firefox < 123, Firefox ESR < 115.8, and Thunderbird < 115.8.

CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Vendors
Debian Linux Mozilla and 1 more
Products
Debian Linux Linux Kernel Firefox and 6 more
CVE-2024-1553

Mozilla: Memory safety bugs fixed in Firefox 123, Firefox ESR 115.8, and Thunderbird 115.8

Memory safety bugs present in Firefox 122, Firefox ESR 115.7, and Thunderbird 115.7. 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 vulnerability affects Firefox < 123, Firefox ESR < 115.8, and Thunderbird < 115.8.

CVSS 3.1 · 8.1 High EPSS < 1% KEV · Not listed
Vendors
Debian Mozilla Redhat
Products
Debian Linux Firefox Firefox Esr and 6 more
CVE-2024-1549

Mozilla: Custom cursor could obscure the permission dialog

If a website set a large custom cursor, portions of the cursor could have overlapped with the permission dialog, potentially resulting in user confusion and unexpected granted permissions. This vulnerability affects Firefox < 123, Firefox ESR < 115.8, and Thunderbird < 115.8.

CVSS 3.1 · 6.1 Medium EPSS < 1% KEV · Not listed
Vendors
Debian Mozilla Redhat
Products
Debian Linux Firefox Thunderbird and 5 more
CVE-2024-1548

Mozilla: Fullscreen Notification could have been hidden by select element

A website could have obscured the fullscreen notification by using a dropdown select input element. This could have led to user confusion and possible spoofing attacks. This vulnerability affects Firefox < 123, Firefox ESR < 115.8, and Thunderbird < 115.8.

CVSS 3.1 · 4.3 Medium EPSS < 1% KEV · Not listed
Vendors
Debian Mozilla Redhat
Products
Debian Linux Firefox Thunderbird and 5 more
CVE-2024-1546

Mozilla: Out-of-bounds memory read in networking channels

When storing and re-accessing data on a networking channel, the length of buffers may have been confused, resulting in an out-of-bounds memory read. This vulnerability affects Firefox < 123, Firefox ESR < 115.8, and Thunderbird < 115.8.

CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Vendors
Debian Mozilla Redhat
Products
Debian Linux Firefox Firefox Esr and 6 more
CVE-2024-5690

Mozilla: External protocol handlers leaked by timing attack

By monitoring the time certain operations take, an attacker could have guessed which external protocol handlers were functional on a user's system. This vulnerability affects Firefox < 127, Firefox ESR < 115.12, and Thunderbird < 115.12.

CVSS 3.1 · 4.3 Medium EPSS < 1% KEV · Not listed
Vendors
Debian Mozilla Redhat
Products
Debian Linux Firefox Firefox Esr and 6 more
CVE-2024-7520

mozilla: Type confusion in WebAssembly

A type confusion bug in WebAssembly could be leveraged by an attacker to potentially achieve code execution. This vulnerability affects Firefox < 129, Firefox ESR < 128.1, and Thunderbird < 128.1.

CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
Vendors
Mozilla Redhat
Products
Firefox Firefox Esr Thunderbird and 6 more
CVE-2024-5691

Mozilla: Sandboxed iframes were able to bypass sandbox restrictions to open a new window

By tricking the browser with a `X-Frame-Options` header, a sandboxed iframe could have presented a button that, if clicked by a user, would bypass restrictions to open a new window. This vulnerability affects Firefox < 127, Firefox ESR < 115.12, and Thunderbird < 115.12.

CVSS 3.1 · 4.7 Medium EPSS < 1% KEV · Not listed
Vendors
Mozilla Redhat
Products
Firefox Firefox Esr Thunderbird and 5 more
CVE-2024-8394

thunderbird: Crash when aborting verification of OTR chat

When aborting the verification of an OTR chat session, an attacker could have caused a use-after-free bug leading to a potentially exploitable crash. This vulnerability affects Thunderbird < 128.2.

CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed
Vendors
Mozilla Redhat
Products
Thunderbird Enterprise Linux Rhel Aus and 3 more
CVE-2021-43529

thunderbird: Memory corruption when processing S/MIME messages

Thunderbird versions prior to 91.3.0 are vulnerable to the heap overflow described in CVE-2021-43527 when processing S/MIME messages. Thunderbird versions 91.3.0 and later will not call the vulnerable code when processing S/MIME messages that contain certificates with DER-encoded DSA or RSA-PSS signatures.

CVSS 3.1 · 9.8 Critical EPSS < 1% KEV · Not listed
Vendors
Mozilla Redhat
Products
Thunderbird Enterprise Linux Rhel Eus
CVE-2024-7527

mozilla: Use-after-free in JavaScript garbage collection

Unexpected marking work at the start of sweeping could have led to a use-after-free. This vulnerability affects Firefox < 129, Firefox ESR < 115.14, Firefox ESR < 128.1, Thunderbird < 128.1, and Thunderbird < 115.14.

CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
Vendors
Mozilla Redhat
Products
Firefox Firefox Esr Thunderbird and 6 more