CVE-2018-18498
Severity
9.8CRITICAL
EPSS
7.8%
top 8.00%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedFeb 28
Latest updateMay 13
Description
A potential vulnerability leading to an integer overflow can occur during buffer size calculations for images when a raw value is used instead of the checked value. This leads to a possible out-of-bounds write. This vulnerability affects Thunderbird < 60.4, Firefox ESR < 60.4, and Firefox < 64.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9
Affected Packages12 packages
Also affects: Debian Linux 8.0, 9.0, Ubuntu Linux 14.04, 16.04, 18.04, 18.10, Enterprise Linux 7.6
🔴Vulnerability Details
4GHSA▶
GHSA-qw4q-g9g4-q5fj: A potential vulnerability leading to an integer overflow can occur during buffer size calculations for images when a raw value is used instead of the↗2022-05-13
CVEList▶
CVE-2018-18498: A potential vulnerability leading to an integer overflow can occur during buffer size calculations for images when a raw value is used instead of the↗2019-02-28
OSV▶
CVE-2018-18498: A potential vulnerability leading to an integer overflow can occur during buffer size calculations for images when a raw value is used instead of the↗2019-02-28
📋Vendor Advisories
4💬Community
1Bugzilla
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