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CVE-2013-4421

Published: 25 October 2013

The buf_decompress function in packet.c in Dropbear SSH Server before 2013.59 allows remote attackers to cause a denial of service (memory consumption) via a compressed packet that has a large size when it is decompressed.

Priority

Medium

Status

Package Release Status
dropbear
Launchpad, Ubuntu, Debian
vivid Ignored
(end of life)
artful Ignored
(end of life)
bionic Not vulnerable
(2013.59)
cosmic Not vulnerable
(2013.59)
lucid Ignored
(end of life)
precise Ignored
(end of life)
quantal Ignored
(end of life)
raring Ignored
(end of life)
saucy Ignored
(end of life)
trusty Does not exist
(trusty was not-affected [2013.59])
upstream Needs triage

utopic Ignored
(end of life)
wily Ignored
(end of life)
xenial Not vulnerable
(2013.59)
yakkety Ignored
(end of life)
zesty Ignored
(end of life)
Patches:
other: https://secure.ucc.asn.au/hg/dropbear/rev/0bf76f54de6f