[CLSA-2026:1790264968] unbound: Fix of CVE-2026-81642
Type:
security
Severity:
Critical
Release date:
2026-09-24 15:49:38 UTC
Description:
- CVE-2026-81642: check the scratch buffer capacity in ds_create_dnskey_digest() before writing the DNSKEY owner name and RDATA into it, so a DNSKEY whose decompressed owner name plus RDATA exceeds the buffer can no longer overflow it
CVEs fixed:
Updated packages:
  • python3-unbound-1.16.2-19.el9_6.1.tuxcare.els13.aarch64.rpm
    sha:4ec66a425843ff89e934bb6c29e8698604118d99e668d0ec9c773a134471f6d4
  • python3-unbound-1.16.2-19.el9_6.1.tuxcare.els13.i686.rpm
    sha:a17247c728f2f528d409fff0ac400940f65dd4700aa837b363be8f64994dc93d
  • python3-unbound-1.16.2-19.el9_6.1.tuxcare.els13.x86_64.rpm
    sha:1db78a80b08bc3c387b3ba3cc6bee077ce39518c972e40264e7708b0397c7171
  • unbound-1.16.2-19.el9_6.1.tuxcare.els13.aarch64.rpm
    sha:63353bcc07b8aaf8e31685903e64b705be1ede63f8599b56ab40034b9afd44e2
  • unbound-1.16.2-19.el9_6.1.tuxcare.els13.i686.rpm
    sha:08bb734bbbd784953f21bdd19398e4e57e0a8e1b3ed94786b987eec406d6fa7b
  • unbound-1.16.2-19.el9_6.1.tuxcare.els13.x86_64.rpm
    sha:c5dccd62e6d6440b05d0eec862bfded2a101cebce2a8b846be31798627a3795b
  • unbound-devel-1.16.2-19.el9_6.1.tuxcare.els13.aarch64.rpm
    sha:4e71aa4875ae48cb7ce00b9b3ae08710f94e066eed1d09d6a235f2380f163313
  • unbound-devel-1.16.2-19.el9_6.1.tuxcare.els13.i686.rpm
    sha:6cd05badda188ec18c020f34bc8e77b4b7799e52d8531a9026cf9fecc5f9170a
  • unbound-devel-1.16.2-19.el9_6.1.tuxcare.els13.x86_64.rpm
    sha:8e58e5e195d4afc7e370d8b49142c01c35b603778eb3c84889f35bfe91d1f281
  • unbound-dracut-1.16.2-19.el9_6.1.tuxcare.els13.aarch64.rpm
    sha:b02cc89e512930445114ff880d191a8b0027e2bee057bf096b3b9d624d1a80e8
  • unbound-dracut-1.16.2-19.el9_6.1.tuxcare.els13.i686.rpm
    sha:a2c6969a7e31a382ee731307bf516649670fe4da96b0a80e291aeb94a65de8f3
  • unbound-dracut-1.16.2-19.el9_6.1.tuxcare.els13.x86_64.rpm
    sha:c307243c0c217260044096d10dfb267ab839ffe3dad927cc96eddead60391ef5
  • unbound-libs-1.16.2-19.el9_6.1.tuxcare.els13.aarch64.rpm
    sha:8110f6e9e190d0d7de16acc15be83a1a6f1dd34ece8ce92049e4c6ca396b6b58
  • unbound-libs-1.16.2-19.el9_6.1.tuxcare.els13.i686.rpm
    sha:c7de20aea4c5d8c9221ea62e31b873937b9aa65ac996dd16ee12f731aea5a226
  • unbound-libs-1.16.2-19.el9_6.1.tuxcare.els13.x86_64.rpm
    sha:788d7b643121f201dda1c0fdebf4ad47c1be3ef755d48d463990a7fbf67966ec
Notes:
This page is generated automatically and has not been checked for errors. For clarification or corrections please contact the CloudLinux Packaging Team.