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Package "libunbound8"

Name: libunbound8

Description:

library implementing DNS resolution and validation
Latest version: 1.13.1-1ubuntu5.12
Release: jammy (22.04)
Level: updates
Repository: main
Head package: unbound
Homepage: https://www.unbound.net/

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Other versions of "libunbound8" in Jammy

Repository Area Version
base main 1.13.1-1ubuntu5
security main 1.13.1-1ubuntu5.11

Changelog

Version: 1.13.1-1ubuntu5.12 2025-10-09 02:07:13 UTC

  unbound (1.13.1-1ubuntu5.12) jammy; urgency=medium

  * Update MAX_RESTART_COUNT from 8 to 11 to allow longer CNAME chains
    (LP: #2122609)

 -- Bryan Alexander <email address hidden> Fri, 26 Sep 2025 12:08:24 -0700
Source diff to previous version
2122609 Hardcoded MAX_RESTART_COUNT in unbound 1.13.1 blocks dns resolution of long cname chains

Version: 1.13.1-1ubuntu5.11 2025-07-22 22:06:49 UTC

  unbound (1.13.1-1ubuntu5.11) jammy-security; urgency=medium

  * SECURITY UPDATE: Rebirthday Attack cache poisoning issue
    - debian/patches/CVE-2025-5994.patch: Fix issue in
      edns-subnet/subnetmod.c, edns-subnet/subnetmod.h.
    - CVE-2025-5994

 -- Marc Deslauriers <email address hidden> Fri, 18 Jul 2025 13:40:33 -0400
Source diff to previous version
CVE-2025-5994 A multi-vendor cache poisoning vulnerability named 'Rebirthday Attack' has been discovered in caching resolvers that support EDNS Client Subnet (ECS)

Version: 1.13.1-1ubuntu5.10 2025-04-17 00:07:08 UTC

  unbound (1.13.1-1ubuntu5.10) jammy; urgency=medium

  * d/p/lp-2087526-1-fix-memory-exhaust-in-local-zones.patch:
    fix error: fix contents_view ordering in patch (LP: #2087526)
Source diff to previous version
2087526 unbound cannot start with large zone files \u003e 24.000 lines : memory exhausted

Version: 1.13.1-1ubuntu5.8 2024-10-22 14:07:10 UTC

  unbound (1.13.1-1ubuntu5.8) jammy-security; urgency=medium

  * SECURITY UPDATE: denial of service via large RRsets compression
    - debian/patches/CVE-2024-8508.patch: limit name compression
      calculations per packet to avoid CPU lockup in util/data/msgencode.c
    - CVE-2024-8508

 -- Vyom Yadav <email address hidden> Thu, 17 Oct 2024 11:28:18 +0530
Source diff to previous version
CVE-2024-8508 NLnet Labs Unbound up to and including version 1.21.0 contains a vulnerability when handling replies with very large RRsets that it needs to perform

Version: 1.13.1-1ubuntu5.7 2024-09-11 10:07:02 UTC

  unbound (1.13.1-1ubuntu5.7) jammy-security; urgency=medium

  * SECURITY UPDATE: null pointer dereference
    - debian/patches/CVE-2024-43167-1.patch: fix null pointer
      dereference issue in function ub_ctx_set_fwd of file
      libunbound/libunbound.c
    - debian/patches/CVE-2024-43167-2.patch: fix to print a parse
      error when config is read with no name for a forward-zone, stub-
      zone or view.
    - CVE-2024-43167
  * SECURITY UPDATE: heap buffer overflow
    - debian/patches/CVE-2024-43168-1.patch: fix heap-buffer-overflow
      issue in function cfg_mark_ports of file util/config_file.c
    - debian/patches/CVE-2024-43168-2.patch: adjust error text and
      disallow negative ports in other parts of cfg_mark_ports.
    - CVE-2024-43168

 -- Bruce Cable <email address hidden> Thu, 05 Sep 2024 16:35:49 +1000
CVE-2024-43167 A NULL pointer dereference flaw was found in the ub_ctx_set_fwd function in Unbound. This issue could allow an attacker who can invoke specific seque
CVE-2024-43168 A heap-buffer-overflow flaw was found in the cfg_mark_ports function within Unbound's config_file.c, which can lead to memory corruption. This issue


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