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  1. CVEs
  2. CVE-2023-6204
  1. CVEs

CVE-2023-6204

medium
  • Information
  • CPEs
  • Plugins

Description

On some systems—depending on the graphics settings and drivers—it was possible to force an out-of-bounds read and leak memory data into the images created on the canvas element. This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5.

References

https://www.mozilla.org/security/advisories/mfsa2023-52/

https://www.mozilla.org/security/advisories/mfsa2023-50/

https://www.mozilla.org/security/advisories/mfsa2023-49/

https://www.debian.org/security/2023/dsa-5561

https://lists.debian.org/debian-lts-announce/2023/11/msg00030.html

https://lists.debian.org/debian-lts-announce/2023/11/msg00017.html

https://bugzilla.mozilla.org/show_bug.cgi?id=1841050

Details

Source: Mitre, NVD

Published: 2023-11-21

Updated: 2023-11-30

Risk Information

CVSS v2

Base Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:N/A:N

Severity: High

CVSS v3

Base Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Severity: Medium

EPSS

EPSS: 0.00495

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