[ubuntu/questing-security] haproxy 3.0.12-0ubuntu0.25.10.5 (Accepted)

Marc Deslauriers marc.deslauriers at canonical.com
Mon Jun 22 13:43:16 UTC 2026


haproxy (3.0.12-0ubuntu0.25.10.5) questing-security; urgency=medium

  * SECURITY UPDATE: overflow in FCGI demux record length field
    - debian/patches/CVE-2026-55203.patch: mux-fcgi: fix uint16_t overflow in
      drl += drp in src/mux_fcgi.c.
    - CVE-2026-55203
  * SECURITY UPDATE: NULL dereference in hpack_dht_insert()
    - debian/patches/CVE-2026-55204.patch: hpack-tbl: add missing NULL check
      after hpack_dht_defrag() in src/hpack-tbl.c.
    - CVE-2026-55204

Date: 2026-06-19 15:38:11.407311+00:00
Changed-By: Marc Deslauriers <marc.deslauriers at canonical.com>
https://launchpad.net/ubuntu/+source/haproxy/3.0.12-0ubuntu0.25.10.5
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