What’s Vulnerable › Vulnerabilities

CVE-2024-1552

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-02-20 · updated 2026-06-17
• Weakness: CWE-681

Description

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.

Affected products

• Debian Linux: 10.0
• Mozilla Firefox: before 115.8.0; before 123.0 — fixed in 115.8.0, 123.0
• Mozilla Thunderbird: before 115.8.0 — fixed in 115.8.0

How to fix

Upgrade to a fixed version: Mozilla Firefox 115.8.0, 123.0; Mozilla Thunderbird 115.8.0. Check the vendor advisory for mitigations.

References

• https://bugzilla.mozilla.org/show_bug.cgi?id=1874502
• https://lists.debian.org/debian-lts-announce/2024/03/msg00000.html
• https://lists.debian.org/debian-lts-announce/2024/03/msg00001.html
• 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://bugzilla.mozilla.org/show_bug.cgi?id=1874502
• https://lists.debian.org/debian-lts-announce/2024/03/msg00000.html
• https://lists.debian.org/debian-lts-announce/2024/03/msg00001.html
• https://www.mozilla.org/security/advisories/mfsa2024-05/
• https://www.mozilla.org/security/advisories/mfsa2024-06/
• https://www.mozilla.org/security/advisories/mfsa2024-07/

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