There's a flaw in libxml2 in versions before 2.9.11. An attacker who is able to submit a crafted file to be processed by an application linked with libxml2 could trigger a use-after-free. The greatest impact from this flaw is to confidentiality, integrity, and availability.
CVE-2021-3518 - High Severity Vulnerability
git://git.savannah.gnu.org/gettext.git
Library home page: https://github.com/autotools-mirror/gettext.git
Found in HEAD commit: 36c617da7227c5471a24ab8d026c496382f77ef5
Found in base branch: main
There's a flaw in libxml2 in versions before 2.9.11. An attacker who is able to submit a crafted file to be processed by an application linked with libxml2 could trigger a use-after-free. The greatest impact from this flaw is to confidentiality, integrity, and availability.
Publish Date: 2021-05-18
URL: CVE-2021-3518
Base Score Metrics: - Exploitability Metrics: - Attack Vector: Network - Attack Complexity: Low - Privileges Required: None - User Interaction: Required - Scope: Unchanged - Impact Metrics: - Confidentiality Impact: High - Integrity Impact: High - Availability Impact: High
For more information on CVSS3 Scores, click here.Type: Upgrade version
Origin: https://bugzilla.redhat.com/show_bug.cgi?id=1954242
Fix Resolution: Upgrade to version libxml2 2.9.11 or greater