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3.7 Low

CVE-2026-43964 Postfix before 3.8.16, 3.9 before 3.9.10, and 3.10 before 3.10.9 sometimes allows a buffer over-read and process crash…

Description

Postfix before 3.8.16, 3.9 before 3.9.10, and 3.10 before 3.10.9 sometimes allows a buffer over-read and process crash via an enhanced status code that lacks text after the third number.

Affected products and versions

Product Affected versions Fixed in
Postfix 3.10 3.10 → < 3.10.9 3.10.9
Postfix 3.9 3.9 → < 3.9.10 3.9.10
Postfix 2.3 2.3 → < 3.8.16 3.8.16
Red Hat Enterprise Linux AppStream (v. 10) Versions not published
Red Hat Enterprise Linux AppStream (v. 8) Versions not published
Red Hat Enterprise Linux AppStream (v. 9) Versions not published
Red Hat Enterprise Linux BaseOS (v. 8) Versions not published
Red Hat Enterprise Linux 6 Versions not published
Red Hat Enterprise Linux 7 Versions not published
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References

Timeline

  1. Published
  2. Last modified
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