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Qualys Finds Looney Tunables Linux Flaw Grants Root Acces

A key concern with Looney Tunables is the buffer overflow it triggers that can lead to full root privileges on major Linux distributions.

Looney tunablesJohn gallagherAndrew barrattSaeed abbasiJohn bambenekThreat research at qualysGnuc libraryQualys threat research unitThreat researchViakoo labsEach iotCyber security

Microsoft s September patch Tuesday fixes five critical bugs

In a relatively quiet month, there are nevertheless several fixes for sysadmins to be aware of

Bharat jogiGreg wisemanThreat research at qualysCyber threat researchWindows internet key exchangePrivilege vulnerabilityImmersive labsThreat researchMicrosoft dynamicsLead product managerPatch tuesdayCve 2022 37969Zero day

Multiple vulnerabilities put 40 million Ubuntu users at risk

Ubuntu users advised to update their systems as soon as possible.

Bharat jogiThreat research at qualysThreat research

PolKit vulnerability can give attackers root on many Linux distros (CVE-2021-4034)

A memory corruption vulnerability (CVE-2021-4034) in PolKit can be easily exploited by local unprivileged users to gain full root privileges.

Bharat jogiBojan zdrnjaThreat research at qualysThreat researchRed hat product security

Linux system service bug gives root on all major distros, exploit released

A vulnerability in Polkit s pkexec component identified as CVE-2021-4034 (PwnKit) is present in the default configuration of all major Linux distributions and can be exploited to gain full root privileges on the system, researchers warn today.

Bharat jogiPolicykit polkitThreat research at qualysRed hatQualys research teamGithub security labThreat researchWill dormannKevin backhouseTech supportCve 2021 4034Privilege escalationVirus removalAlware removalOmputer helpTechnical support

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