GLSA-200704-13 : File: Denial of Service
High Nessus Plugin ID 25058
SynopsisThe remote Gentoo host is missing one or more security-related patches.
DescriptionThe remote host is affected by the vulnerability described in GLSA-200704-13 (File: Denial of Service)
Conor Edberg discovered an error in the way file processes a specific regular expression.
A remote attacker could entice a user to open a specially crafted file, using excessive CPU ressources and possibly leading to a Denial of Service. Note that this vulnerability could be also triggered through an automatic file scanner like amavisd-new.
There is no known workaround at this time.
SolutionAll file users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose '>=sys-apps/file-4.20-r1'