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Linux Kernel 59 MDASH Bugs, 33 CVEs: Detection & IOCs

Microsoft's FORGE Lab reports 59 AI-found Linux kernel bugs and 33 CVEs; hunt them with 9 detection rules, 11 IOCs and a free Splunk SPL rule.

Read the full threat intel for MDASH Linux kernel bugs →

Chapters

  1. 0:00The hookMicrosoft's AI scanner found 59 Linux kernel bugs.
  2. 0:04The storyThe oldest was at least 21 years old.
  3. 0:11Attack pathA scanner flagged thousands of findings.
  4. 0:27AttributionNo threat actor: this was defensive research.
  5. 0:32Indicators of compromise8 indicators to hunt: 5 hashes, 1 file name and 2 paths.
  6. 0:38MITRE ATT&CK techniques4 ATT&CK techniques, from resource development to impact.
  7. 0:43Remediation3 steps now: Update to a kernel containing the upstream stable fixes.
  8. 0:50Detection rules9 detection rules, in SPL, KQL and Sigma.
Transcript

0:00Microsoft's AI scanner found 59 Linux kernel bugs.

0:05The oldest was at least 21 years old.

0:07Microsoft published its lessons.

0:11A scanner flagged thousands of findings.

0:13Filters narrowed them, then researchers reproduced them in a lab.

0:17Experts reported 59 upstream.

0:2033 CVEs were assigned.

0:22No threat actor is attributed.

0:28No threat actor: this was defensive research.

0:328 indicators to hunt: 5 hashes, 1 file name and 2 paths.

0:384 ATT&CK techniques, from resource development to impact.

0:433 steps now: Update to a kernel containing the upstream stable fixes.

0:519 detection rules, in SPL, KQL and Sigma.

0:56Threadlinqs. The unified security engineering platform.