Gentoo: GLSA 202007-47 Normal: Okular Local Command Execution Threat
gentoo
July 26, 2020
A logic error in Okular might allow an attacker to execute arbitrary code.
Summary
A logic error was discovered in Okular, which results in trusting action links within a PDF, possibly allowing execution of a binary.
Resolution
All Okular users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=kde-apps/okular-19.12.3-r1"
References
[ 1 ] CVE-2020-9359 https://nvd.nist.gov/vuln/detail/CVE-2020-9359
Availability
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/202007-47
style>.gentoo_availability{display:block;}
Concerns
Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.
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Severity: Normal
Title: Okular: Local restricted command execution
Date: July 27, 2020
Bugs: #712490
ID: 202007-47
Background
Okular is a universal document viewer based on KPDF.
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Affected Packages
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 kde-apps/okular < 19.12.3-r1 >= 19.12.3-r1
Impact
=====
A remote attacker could entice a user to open a specially crafted PDF
using Okular, possibly resulting in execution of arbitrary code with
the privileges of the process or a Denial of Service condition.
Workaround
Avoid opening PDFs from an untrusted source.
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