Red Hat: CVE-2023-6857: Mozilla: Symlinks may resolve to smaller than expected buffers (Multiple Advisories)
6
(AV:N/AC:L/Au:N/C:P/I:P/A:N)
12/19/2023
01/04/2024
01/03/2024
01/03/2024
Description
When resolving a symlink, a race may occur where the buffer passed to `readlink` may actually be smaller than necessary. *This bug only affects Firefox on Unix-based operating systems (Android, Linux, MacOS). Windows is unaffected.* This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.
Solution(s)
- redhat-upgrade-firefox
- redhat-upgrade-firefox-debuginfo
- redhat-upgrade-firefox-debugsource
- redhat-upgrade-firefox-x11
- redhat-upgrade-thunderbird
- redhat-upgrade-thunderbird-debuginfo
- redhat-upgrade-thunderbird-debugsource
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