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Debian LTS: Security Advisory for mupdf (DLA-2589-1)
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 'mupdf' package(s) announced via the DLA-2589-1 advisory.
Insight
Insight
CVE-2020-26519 A heap-based buffer overflow flaw was discovered in MuPDF, a lightweight PDF viewer, which may result in denial of service or the execution of arbitrary code if malformed documents are opened. CVE-2021-3407 A double free of object during linearization was discovered in MuPDF, a lightweight PDF viewer, which may lead to memory corruption and other potential consequences.
Affected Software
Affected Software
'mupdf' 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 1.9a+ds1-4+deb9u6. We recommend that you upgrade your mupdf packages.