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389-ds-base: 389-ds-base: integer overflow in SASL packet length bypasses size limit leading to heap buffer overflow

🗓️ 07 Jul 2026 12:26:55Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 18 Views

SASL packet length overflow enables heap overflow and possible DoS or RCE in 389 Directory Server after SASL bind.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8.8ppc64le389-ds-base1.4.3.35-19.module+el8.8.0+24470+25f37233389-ds-base-1.4.3.35-19.module+el8.8.0+24470+25f37233.ppc64le.rpm
Red Hat Enterprise Linux8.8x86_64389-ds-base1.4.3.35-19.module+el8.8.0+24470+25f37233389-ds-base-1.4.3.35-19.module+el8.8.0+24470+25f37233.x86_64.rpm
Red Hat Enterprise Linux8.8ppc64le389-ds-base-debuginfo1.4.3.35-19.module+el8.8.0+24470+25f37233389-ds-base-debuginfo-1.4.3.35-19.module+el8.8.0+24470+25f37233.ppc64le.rpm
Red Hat Enterprise Linux8.8x86_64389-ds-base-debuginfo1.4.3.35-19.module+el8.8.0+24470+25f37233389-ds-base-debuginfo-1.4.3.35-19.module+el8.8.0+24470+25f37233.x86_64.rpm
Red Hat Enterprise Linux8.8ppc64le389-ds-base-debugsource1.4.3.35-19.module+el8.8.0+24470+25f37233389-ds-base-debugsource-1.4.3.35-19.module+el8.8.0+24470+25f37233.ppc64le.rpm
Red Hat Enterprise Linux8.8x86_64389-ds-base-debugsource1.4.3.35-19.module+el8.8.0+24470+25f37233389-ds-base-debugsource-1.4.3.35-19.module+el8.8.0+24470+25f37233.x86_64.rpm
Red Hat Enterprise Linux8.8ppc64le389-ds-base-devel1.4.3.35-19.module+el8.8.0+24470+25f37233389-ds-base-devel-1.4.3.35-19.module+el8.8.0+24470+25f37233.ppc64le.rpm
Red Hat Enterprise Linux8.8x86_64389-ds-base-devel1.4.3.35-19.module+el8.8.0+24470+25f37233389-ds-base-devel-1.4.3.35-19.module+el8.8.0+24470+25f37233.x86_64.rpm
Red Hat Enterprise Linux8.8ppc64le389-ds-base-legacy-tools1.4.3.35-19.module+el8.8.0+24470+25f37233389-ds-base-legacy-tools-1.4.3.35-19.module+el8.8.0+24470+25f37233.ppc64le.rpm
Red Hat Enterprise Linux8.8x86_64389-ds-base-legacy-tools1.4.3.35-19.module+el8.8.0+24470+25f37233389-ds-base-legacy-tools-1.4.3.35-19.module+el8.8.0+24470+25f37233.x86_64.rpm
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