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Vulnerability of libcroco: infinite loop via cr_parser_parse_selector_core

Synthesis of the vulnerability

An attacker can trigger an infinite loop via cr_parser_parse_selector_core() of libcroco, in order to trigger a denial of service.
Severity of this announce: 2/4.
Creation date: 12/06/2019.
Références of this computer vulnerability: CVE-2017-8871, openSUSE-SU-2019:1575-1, SUSE-SU-2019:1468-1, VIGILANCE-VUL-29521.

Description of the vulnerability

An attacker can trigger an infinite loop via cr_parser_parse_selector_core() of libcroco, in order to trigger a denial of service.
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This weakness announce impacts software or systems such as openSUSE Leap, SUSE Linux Enterprise Desktop, SLES.

Our Vigil@nce team determined that the severity of this vulnerability alert 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 computer threat announce.

Solutions for this threat

openSUSE Leap 42.3: new libcroco packages.
New packages are available:
  openSUSE Leap 42.3: libcroco 0.6.11-5.3.1

SUSE LE 12 SP3/4: new libcroco packages.
New packages are available:
  SUSE LE 12 SP3: libcroco 0_6-3-0.6.11-12.3.1
  SUSE LE 12 SP4: libcroco 0_6-3-0.6.11-12.3.1
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