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Debian LTS: Security Advisory for nbd (DLA-2944-1)
Information
Severity
Severity
Family
Family
CVSSv2 Base
CVSSv2 Base
CVSSv2 Vector
CVSSv2 Vector
Solution Type
Solution Type
Created
Created
Modified
Modified
Summary
The remote host is missing an update for the 'nbd' package(s) announced via the DLA-2944-1 advisory.
Insight
Insight
An integer overflow (with a resultant heap-based buffer overflow) was discovered in the nbd Network Block Device server. A value of 0xffffffff in the name length field could have caused a zero-sized buffer to be allocated for the name, resulting in a write to a dangling pointer.
Affected Software
Affected Software
'nbd' package(s) on Debian Linux.
Detection Method
Detection Method
Checks if a vulnerable package version is present on the target host.
Solution
Solution
For Debian 9 'Stretch', this problem has been fixed in version 1:3.15.2-3+deb9u1. We recommend that you upgrade your nbd packages.