Vulnerability Overview
Exploitation Activity
Exploitation Intelligence
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added three Linux kernel vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog, including CVE-2025-39964, which allows local attackers to exploit a race condition in AF_ALG sockets. This vulnerability, along with CVE...
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has flagged three Linux kernel vulnerabilities as actively exploited, requiring federal agencies to patch them by September 21, 2026. The vulnerabilities, CVE-2025-39682, CVE-2026-53266, and CVE-2025-39964, were added to CISA's Known E...
Red Hat has released two security advisories for vulnerabilities in kernel packages for Red Hat Enterprise Linux for NVIDIA. The first advisory, RHSA-2026:73187, addresses multiple critical vulnerabilities, including CVE-2026-74480 and CVE-2026-74581, both rated with a CVSS score of 9.8. These vulne...
Four vulnerabilities in the Linux kernel, named DirtyAH6, TUNderflow, PPPoEject, and DiagSpill, have been publicly disclosed, allowing local users to escalate privileges to root. These flaws, tracked as CVE-2026-80844, CVE-2026-81000, CVE-2026-68121, and CVE-2026-74469, were discovered by researcher...
