VulnerabilityAnalyzed
CVE-2024-6603
In an out-of-memory scenario an allocation could fail but free would have been called on the pointer afterwards leading to memory corruption.
HIGH 7.4EPSS 0.53%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.53%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
In an out-of-memory scenario an allocation could fail but free would have been called on the pointer afterwards leading to memory corruption. This vulnerability affects Firefox < 128, Firefox ESR < 115.13, Thunderbird < 115.13, and Thunderbird < 128.
- CVSS 3.1
- 7.4 HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
- EPSS
- 0.53% probability · 43th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-823
- Affected
- mozilla/firefox · mozilla/thunderbird
- Source
- security@mozilla.org
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1895081Issue Tracking
- https://www.mozilla.org/security/advisories/mfsa2024-29/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2024-30/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2024-31/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2024-32/Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1895081Issue Tracking
- https://www.mozilla.org/security/advisories/mfsa2024-29/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2024-30/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2024-31/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2024-32/Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.