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CVE-2026-84782VulnerabilityPublished

Red Hat Security Advisory: openssl security update

Affects Red Hat opensslSource GCVE Database

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Not known to be exploited.

Data as of 9 Nov 2026, 19:36 UTC

Severity
High

Rated by Threat Radar · CVSS not yet scored by NVD

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 9 Nov 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 9 Nov 2026.

What to do

AI-suggested

Red Hat has released updated OpenSSL packages for Red Hat Enterprise Linux 7 Extended Lifecycle Support that address this vulnerability. Users should apply these official updates as described in the Red Hat advisory (https://access.redhat.com/articles/11258) to remediate the issue. Since a fix is available, applying the update is the recommended mitigation.

Description

A security vulnerability identified as CVE-2026-84782 affects OpenSSL, specifically related to DTLS retransmitting handshake messages from a stale buffer offset. This issue is addressed in an update for Red Hat Enterprise Linux 7 Extended Lifecycle Support. The vulnerability is rated as important by Red Hat Product Security. The advisory references a fix available in updated OpenSSL packages for affected Red Hat Enterprise Linux 7 variants.

References

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