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Vulnerability of OpenDetex, TeX Live: buffer overflow via TexOpen

Synthesis of the vulnerability 

An attacker can trigger a buffer overflow via TexOpen() of OpenDetex or TeX Live, in order to trigger a denial of service, and possibly to run code.
Impacted software: Fedora.
Severity of this computer vulnerability: 2/4.
Creation date: 10/02/2020.
Références of this announce: CVE-2019-19601, FEDORA-2020-bb5c663b83, FEDORA-2020-fa1956e637, VIGILANCE-VUL-31570.

Description of the vulnerability 

An attacker can trigger a buffer overflow via TexOpen() of OpenDetex or TeX Live, in order to trigger a denial of service, and possibly to run code.
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This cybersecurity threat impacts software or systems such as Fedora.

Our Vigil@nce team determined that the severity of this computer threat note is medium.

The trust level is of type confirmed by the editor, with an origin of document.

An attacker with a expert ability can exploit this security threat.

Solutions for this threat 

Fedora: new texlive-base packages.
New packages are available:
  Fedora 30: texlive-base 20180414-37.fc30
  Fedora 31: texlive-base 20190410-8.fc31
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