CVE-2017-11423

Priority
Medium
Description
The cabd_read_string function in mspack/cabd.c in libmspack 0.5alpha, as
used in ClamAV 0.99.2 and other products, allows remote attackers to cause
a denial of service (stack-based buffer over-read and application crash)
via a crafted CAB file.
References
Bugs
Notes
 mdeslaur> clamav in xenial+ uses the system libmspack, trusty uses
 mdeslaur> the embedded one.
 mdeslaur>
 mdeslaur> code in trusty clamav is different, doesn't appear vulnerable
Package
Upstream:needs-triage
Ubuntu 17.10 (Artful Aardvark):not-affected (uses system libmspack)
Ubuntu 12.04 ESM (Precise Pangolin):not-affected (code not present)
Ubuntu 14.04 LTS (Trusty Tahr):not-affected (code not present)
Ubuntu Core 15.04:DNE
Ubuntu 16.04 LTS (Xenial Xerus):not-affected (uses system libmspack)
Ubuntu 17.04 (Zesty Zapus):not-affected (uses system libmspack)
Patches:
Upstream:https://github.com/vrtadmin/clamav-devel/commit/ffa31264a657618a0e40c51c01e4bfc32e244d13
Upstream:https://github.com/vrtadmin/clamav-devel/commit/ada5f94e5cfb04e1ac2a6f383f2184753f475b96
Package
Upstream:released (0.6-1)
Ubuntu 17.10 (Artful Aardvark):not-affected (0.6-3)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 LTS (Trusty Tahr):needed
Ubuntu Core 15.04:DNE
Ubuntu 16.04 LTS (Xenial Xerus):released (0.5-1ubuntu0.16.04.1)
Ubuntu 17.04 (Zesty Zapus):released (0.5-1ubuntu0.17.04.1)
Patches:
Upstream:https://github.com/kyz/libmspack/commit/17038206fcc384dcee6dd9e3a75f08fd3ddc6a38
More Information

Updated: 2017-08-17 18:14:17 UTC (commit 13125)