vulnerability

Ubuntu: (Multiple Advisories) (CVE-2019-11759): Firefox vulnerabilities

Severity
7
CVSS
(AV:N/AC:M/Au:N/C:P/I:P/A:P)
Published
Oct 23, 2019
Added
Oct 24, 2019
Modified
Aug 18, 2025

Description

An attacker could have caused 4 bytes of HMAC output to be written past the end of a buffer stored on the stack. This could be used by an attacker to execute arbitrary code or more likely lead to a crash. This vulnerability affects Firefox < 70, Thunderbird < 68.2, and Firefox ESR < 68.2.

Solutions

ubuntu-upgrade-firefoxubuntu-upgrade-thunderbird

References

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    NEW

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