cabextract before 1.8, the CAB block input buffer is one byte too small for the maximal Quantum block,
leading to an out-of-bounds write.

Fixed In Version:

cabextract 1.8

References:

https://www.cabextract.org.uk
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18584
https://www.openwall.com/lists/oss-security/2018/10/22/1

(from redmine: issue id 9668, created on 2018-11-21, closed on 2018-11-28)

• Relations:
  • parent #9667 (closed)