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Debian LTS: Security Advisory for openssl (DLA-2563-1)
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 'openssl' package(s) announced via the DLA-2563-1 advisory.
Insight
Insight
It was discovered that there were two issues in the openssl cryptographic system: * CVE-2021-23840: Prevent an issue where 'Digital EnVeloPe' EVP-related calls could cause applications to behave incorrectly or even crash. * CVE-2021-23841: Prevent an issue in the X509 certificate parsing caused by the lack of error handling while ingesting the 'issuer' field.
Affected Software
Affected Software
'openssl' 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', these problems have been fixed in version 1.1.0l-1~deb9u3. We recommend that you upgrade your openssl packages.