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CVE-2025-40309VulnerabilityPublished Updated

Security update for the Linux Kernel (Live Patch 2 for SUSE Linux Enterprise 16)

Affects SUSESource GCVE Database

0

Not known to be exploited.

Data as of 25 Oct 2026, 19:02 UTC

Severity
High

Rated by Threat Radar · No CVSS score from NVD or the CNA

EPSS
0.2% chance of exploitation in 30 days – higher than 15% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 24 Apr 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: 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 2026-10-25.

What to do

AI-suggested

The vulnerability has been resolved by the vendor. Although no explicit patch versions are provided, users should apply the latest Linux kernel updates or live patches from SUSE to ensure protection.

Description

A use-after-free vulnerability was identified and fixed in the Linux kernel's Bluetooth SCO connection handling (sco_conn_free). This flaw could lead to memory corruption and was reported with high severity. The issue was detected by KASAN and affects the Bluetooth subsystem of the Linux kernel. The vulnerability has been resolved, but no explicit patch versions are provided. There are no known exploits in the wild.

References

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