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Debian Security Advisory DSA 4594-1 (openssl1.0 - security update)
Information
Severity
Severity
Medium
Family
Family
Debian Local Security Checks
CVSSv2 Base
CVSSv2 Base
5.0
CVSSv2 Vector
CVSSv2 Vector
AV:N/AC:L/Au:N/C:P/I:N/A:N
Solution Type
Solution Type
Vendor Patch
Created
Created
4 years ago
Modified
Modified
4 years ago
Summary
The remote host is missing an update for the 'openssl1.0' package(s) announced via the DSA-4594-1 advisory.
Insight
Insight
Guido Vranken discovered an overflow bug in the x64_64 Montgomery squaring procedure used in exponentiation with 512-bit moduli.
Affected Software
Affected Software
'openssl1.0' package(s) on Debian Linux.
Detection Method
Detection Method
Checks if a vulnerable package version is present on the target host.
Solution
Solution
For the oldstable distribution (stretch), this problem has been fixed in version 1.0.2u-1~deb9u1. We recommend that you upgrade your openssl1.0 packages.