The Vigil@nce team watches public vulnerabilities impacting your computers, and then offers security solutions, a vigilance database and tools to fix them.

Vulnerability of OpenSC: buffer overflow via sc_oberthur_read_file

Synthesis of the vulnerability 

An attacker can trigger a buffer overflow via sc_oberthur_read_file() of OpenSC, in order to trigger a denial of service, and possibly to run code.
Vulnerable products: Fedora, SUSE Linux Enterprise Desktop, SLES.
Severity of this weakness: 2/4.
Creation date: 14/12/2020.
Références of this bulletin: CVE-2020-26570, FEDORA-2020-7c80831ffe, SUSE-SU-2021:0998-1, VIGILANCE-VUL-34098.

Description of the vulnerability 

An attacker can trigger a buffer overflow via sc_oberthur_read_file() of OpenSC, in order to trigger a denial of service, and possibly to run code.
Full bulletin, software filtering, emails, fixes, ... (Request your free trial)

This threat alert impacts software or systems such as Fedora, SUSE Linux Enterprise Desktop, SLES.

Our Vigil@nce team determined that the severity of this computer vulnerability bulletin 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 weakness note.

Solutions for this threat 

Fedora 33: new opensc packages.
New packages are available:
  Fedora 33: opensc 0.21.0-1.fc33

SUSE LE 12 SP5: new opensc packages.
New packages are available:
  SUSE LE 12 SP5: opensc 0.13.0-3.11.1
Full bulletin, software filtering, emails, fixes, ... (Request your free trial)

Computer vulnerabilities tracking service 

Vigil@nce provides networks vulnerabilities announces. The Vigil@nce computer vulnerability tracking service alerts your teams of vulnerabilities or threats impacting your information system.