USN-3546-1: gcab vulnerability
Ubuntu Security Notice USN-3546-1
24th January, 2018
gcab vulnerability
A security issue affects these releases of Ubuntu and its
derivatives:
- Ubuntu 17.10
- Ubuntu 16.04 LTS
Summary
gcab could be made to crash or run programs if it opened a specially
crafted file.
Software description
- gcab
– Microsoft Cabinet file manipulation tool
Details
Richard Hughes discovered that gcab incorrectly handled certain malformed
cabinet files. If a user or automated system were tricked into opening a
specially crafted cabinet file, a remote attacker could use this issue to
cause gcab to crash, resulting in a denial of service, or possibly execute
arbitrary code.
Update instructions
The problem can be corrected by updating your system to the following
package version:
- Ubuntu 17.10:
-
libgcab-1.0-0
0.7-4ubuntu0.1
-
gcab
0.7-4ubuntu0.1
- Ubuntu 16.04 LTS:
-
libgcab-1.0-0
0.7-1ubuntu0.1
-
gcab
0.7-1ubuntu0.1
To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.
After a standard system update you need to restart your session to make
all the necessary changes.
References
Source: USN-3546-1: gcab vulnerability
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