CVE-2024-1546: firefox Out-of-bounds Read — Fix

Description

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.

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CVSS v3.1 Score

7.5

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-125 Out-of-bounds Read

Affected Products

Vendor	Product	Versions
mozilla	firefox	< 115.8.0
mozilla	firefox	< 123.0
mozilla	thunderbird	< 115.8.0
debian	debian_linux	All

References

Advisories & Patches

https://www.mozilla.org/security/advisories/mfsa2024-05/ https://www.mozilla.org/security/advisories/mfsa2024-06/ https://www.mozilla.org/security/advisories/mfsa2024-07/ https://www.mozilla.org/security/advisories/mfsa2024-05/ https://www.mozilla.org/security/advisories/mfsa2024-06/ https://www.mozilla.org/security/advisories/mfsa2024-07/

Other References

https://bugzilla.mozilla.org/show_bug.cgi?id=1843752 https://lists.debian.org/debian-lts-announce/2024/03/msg00000.html https://lists.debian.org/debian-lts-announce/2024/03/msg00001.html https://bugzilla.mozilla.org/show_bug.cgi?id=1843752 https://lists.debian.org/debian-lts-announce/2024/03/msg00000.html https://lists.debian.org/debian-lts-announce/2024/03/msg00001.html

Frequently Asked Questions

What is CVE-2024-1546? +

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. It has a CVSS v3.1 base score of 7.5 (HIGH).

How severe is CVE-2024-1546? +

CVE-2024-1546 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2024-1546? +

CVE-2024-1546 affects products from debian, mozilla, specifically: debian_linux, firefox, thunderbird. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-1546? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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