w3m through 0.5.3 is prone to an infinite recursion flaw in HTMLlineproc0 because the feed_table_block_tag function in table.c does not prevent a negative indent value.
https://usn.ubuntu.com/3555-2/
https://usn.ubuntu.com/3555-1/
https://github.com/tats/w3m/commit/8354763b90490d4105695df52674d0fcef823e92
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00028.html
https://lists.debian.org/debian-lts-announce/2020/04/msg00025.html
https://github.com/tats/w3m/issues/88
Source: Mitre, NVD
Published: 2018-01-25
Updated: 2024-11-21
Base Score: 5
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P
Severity: Medium
Base Score: 7.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Severity: High
EPSS: 0.00666