CVE-2023-25752

Summary

When accessing throttled streams, the count of available bytes needed to be checked in the calling function to be within bounds. This may have lead future code to be incorrect and vulnerable. This vulnerability affects Firefox < 111, Firefox ESR < 102.9, and Thunderbird < 102.9.

Impact & exploitability

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

Affected products we track (2)

Recommendation

Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.

Additional information

• NVD record
• https://bugzilla.mozilla.org/show_bug.cgi?id=1811627Advisory
• https://www.mozilla.org/security/advisories/mfsa2023-09/Advisory
• https://www.mozilla.org/security/advisories/mfsa2023-10/Advisory
• https://www.mozilla.org/security/advisories/mfsa2023-11/Advisory