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Alerts This Week
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Oracle Linux 9 ELSA-2026-20612 GnuTLS Important Heap Overwrite

oracle
Calendar Grey June 26, 2026
Oracle Linux Logo Esm H88
Critical updates for Oracle Linux 9 addressing important vulnerabilities in gnutls, ensuring security improvements and bug fixes.
The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:

Summary

[3.8.10-4] - Fix CVE-2026-33846 (DTLS fragment reassembly, High, heap overwrite) - Fix CVE-2026-42009 (DTLS fragment reassembly, High, undefined behaviour) - Fix CVE-2026-33845 (DTLS fragment reassembly, High, heap overread) - Fix CVE-2026-42010 (PSK authentication, High, authentication bypass) - Fix CVE-2026-3833 (Name constraints, Medium, name constraint bypass) - Fix CVE-2026-42011 (Name constraints, Medium, name constraint bypass) - Fix CVE-2026-42012 (CN fallback, Medium, certificate misuse) - Fix CVE-2026-42013 (CN fallback, Medium, certificate misuse) - Fix CVE-2026-42014 (PKCS#11 PIN change, Medium, use-after-free) - Fix CVE-2026-5260 (PKCS#11 RSA, Medium, heap overread) - Fix CVE-2026-42015 (PKCS#12 appending, Low, heap overwrite) - Fix CVE-2026-3832 (OCSP, Low, revocation bypass) - Fix CVE-2026-5419 (PKCS#7, Low, timing side-channel) - Fix upstream security issue #1808 (PSK rehandshake) - Fix upstream security issue #1810 (EKU OID prefix match) - Fix upstream security iss...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory security issue important gnutls Oracle heap overwrite

SRPMs

http://oss.oracle.com/ol9/SRPMS-updates/gnutls-3.8.10-4.el9_8.src.rpm

x86_64

gnutls-3.8.10-4.el9_8.i686.rpm gnutls-3.8.10-4.el9_8.x86_64.rpm gnutls-c++-3.8.10-4.el9_8.i686.rpm gnutls-c++-3.8.10-4.el9_8.x86_64.rpm gnutls-dane-3.8.10-4.el9_8.i686.rpm gnutls-dane-3.8.10-4.el9_8.x86_64.rpm gnutls-devel-3.8.10-4.el9_8.i686.rpm gnutls-devel-3.8.10-4.el9_8.x86_64.rpm gnutls-utils-3.8.10-4.el9_8.x86_64.rpm

aarch64

gnutls-3.8.10-4.el9_8.aarch64.rpm gnutls-c++-3.8.10-4.el9_8.aarch64.rpm gnutls-dane-3.8.10-4.el9_8.aarch64.rpm gnutls-devel-3.8.10-4.el9_8.aarch64.rpm gnutls-utils-3.8.10-4.el9_8.aarch64.rpm

Severity
important
Lowest
Low
Medium
High
Critical

Related CVEs: CVE-2026-3832 CVE-2026-3833 CVE-2026-5260 CVE-2026-5419 CVE-2026-33845 CVE-2026-33846 CVE-2026-42009 CVE-2026-42010 CVE-2026-42011 CVE-2026-42012 CVE-2026-42013 CVE-2026-42014 CVE-2026-42015

Topics%20covered

Topics Covered

security advisory security issue important gnutls Oracle heap overwrite

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