7-Year-Old Polkit Flaw Lets Unprivileged Linux Users Gain Root Access


A seven-year-old privilege escalation vulnerability discovered in the polkit system service could be exploited by a malicious unprivileged local attacker to bypass authorization and escalate permissions to the root user.
Tracked as CVE-2021-3560 (CVSS score: 7.8), the flaw affects polkit versions between 0.113 and 0.118 and was discovered by GitHub security researcher Kevin Backhouse, who said





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