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Debian LTS Advisory ([SECURITY] [DLA 1268-1] p7zip security update)
Information
Severity
Severity
Medium
Family
Family
Debian Local Security Checks
CVSSv2 Base
CVSSv2 Base
6.8
CVSSv2 Vector
CVSSv2 Vector
AV:N/AC:M/Au:N/C:P/I:P/A:P
Solution Type
Solution Type
Vendor Patch
Created
Created
6 years ago
Modified
Modified
5 years ago
Summary
The p7zip package has a heap-based buffer overflow in the NCompress::NShrink::CDecoder::CodeReal method in 7-Zip which allows remote attackers to cause a denial of service (out-of-bounds write) or potentially execute arbitrary code via a crafted ZIP archive.
Affected Software
Affected Software
p7zip on Debian Linux
Detection Method
Detection Method
This check tests the installed software version using the apt package manager.
Solution
Solution
For Debian 7 'Wheezy', these problems have been fixed in version 9.20.1~dfsg.1-4+deb7u3. We recommend that you upgrade your p7zip packages.