CVE-2018-12359Improper Restriction of Operations within the Bounds of a Memory Buffer in Mozilla Firefox

Severity
8.8HIGHNVD
OSV4.3
EPSS
3.2%
top 13.05%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedOct 18
Latest updateMay 14

Description

A buffer overflow can occur when rendering canvas content while adjusting the height and width of the canvas element dynamically, causing data to be written outside of the currently computed boundaries. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60, Thunderbird < 52.9, Firefox ESR < 60.1, Firefox ESR < 52.9, and Firefox < 61.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages12 packages

CVEListV5mozilla/firefoxunspecified61
NVDmozilla/firefox< 61.0
CVEListV5mozilla/firefox_esrunspecified60.1+1
NVDmozilla/firefox_esr53.060.1+1
Ubuntumozilla/firefox< 61.0+build3-0ubuntu0.14.04.2+2

Also affects: Debian Linux 8.0, 9.0, Ubuntu Linux 14.04, 16.04, 17.10, 18.04, Enterprise Linux 7.6, 7.5

🔴Vulnerability Details

6
GHSA
GHSA-2j9v-7pmx-33wm: A buffer overflow can occur when rendering canvas content while adjusting the height and width of the canvas element dynamically, causing data to be w2022-05-14
OSV
CVE-2018-12359: A buffer overflow can occur when rendering canvas content while adjusting the height and width of the canvas element dynamically, causing data to be w2018-10-18
CVEList
CVE-2018-12359: A buffer overflow can occur when rendering canvas content while adjusting the height and width of the canvas element dynamically, causing data to be w2018-10-18
OSV
thunderbird vulnerabilities2018-07-12
OSV
firefox regressions2018-07-10

📋Vendor Advisories

4
Ubuntu
Thunderbird vulnerabilities2018-07-12
Ubuntu
Firefox vulnerabilities2018-07-05
Red Hat
Mozilla: Buffer overflow using computed size of canvas element2018-06-26
Debian
CVE-2018-12359: firefox - A buffer overflow can occur when rendering canvas content while adjusting the he...2018

💬Community

1
Bugzilla
CVE-2018-12359 Mozilla: Buffer overflow using computed size of canvas element2018-06-26
CVE-2018-12359 — Mozilla Firefox vulnerability | cvebase