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Microsoft Security Response CenterCVE-2026-8376

Perl versions through 5.43.10 have a heap buffer overflow when compiling regular expressions with a repeated fixed string on 32-bit builds

Mariner

Read the vendor bulletin Get alerts for azl3 perl 5.38.2-509 on Azure Linux
5.7CVSS out of 10Medium severity
Scope

What the vendor says is affected

  • azl3 perl 5.38.2-509 on Azure Linux 3.0
  • azl3 perl 5.38.2-512 on Azure Linux 3.0

Versions the vendor lists as fixed

  • 5.38.2-511
  • 5.38.2-512
Next step

What the vendor recommends

CBL-Mariner Releases

Review the complete instructions on the vendor's site
Timeline

When this advisory changed

  1. Published by Microsoft Security Response Center

    The publication date reported by the vendor.

  2. Updated by Microsoft Security Response Center

    The vendor changed the advisory after it was first published.

  3. Added to SecurityAlert

    We collected the advisory from the official source.

Vulnerabilities

CVEs named in this advisory

CVE-2026-8376View CVSS, KEV, EPSS, and threat context
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