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CVE-2025-68211VulnerabilityPublished Updated

Red Hat Security Advisory: kernel security, bug fix, and enhancement update

Affects Red Hat kernel security,Source GCVE Database

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Mentioned vulnerabilities

Not known to be exploited.

Data as of 29 Oct 2026, 08:26 UTC

Severity
High

Rated by Threat Radar · CVSS not yet scored by NVD

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 31 Jul 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 29 Oct 2026.

Description

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: ksm: use range-walk function to jump over holes in scan_get_next_rmap_item (CVE-2025-68211) * kernel: isofs: validate Rock Ridge CE continuation extent against volume size (CVE-2026-46303) * kernel: net: sched: UAF via missing handler for TC_ACT_CONSUMED in tcf_qevent_handle () Bug Fix(es) and Enhancement(s): * [DELL 10.2 FEAT] [LATE-ADD] - Include support for Ghostrider PTL mini config SKU with Realtek IC Solution [rhel-10.2.z] (JIRA:RHEL-185669) * dpll: fix NULL pointer dereference in dpll_msg_add_pin_ref_sync() [rhel-10.2.z] (JIRA:RHEL-212063) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

References

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