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CVE-2025-39998VulnerabilityPublished Updated

SUSE · Security update for the Linux Kernel

Affects SUSESource GCVE Database

0

Not known to be exploited · fixed in 5.15.0-1114.123~20.04.1 : patch SUSE soon.

Data as of 25 Oct 2026, 19:02 UTC

Severity
High

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

EPSS
0.1% chance of exploitation in 30 days – higher than 6% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 5.15.0-1114.123~20.04.1, 5.15.0-1110.119~20.04.1, 5.15.0-1100.109~20.04.1 +2

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 20 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

Upgrade to a fixed release listed under Affected software.

Affected software

ProductAffectedFixed in
SUSE Product Security Team SUSEAffected
  • <5.15.0-1100.107~20.04.2
  • <5.15.0-1110.119~20.04.1
  • <5.15.0-1114.123~20.04.1
  • <5.15.0-1100.109~20.04.1
  • <5.15.0-170.180~20.04.3
  • SUSE
  • aarch64
  • cluster-md-kmp-64kb-0:6.12.0-160000.28.1.aarch64
  • cluster-md-kmp-azure-0:6.12.0-160000.28.1.aarch64
  • cluster-md-kmp-default-0:6.12.0-160000.28.1.aarch64
Fixed in
  • 5.15.0-1100.107~20.04.2
  • 5.15.0-1110.119~20.04.1
  • 5.15.0-1114.123~20.04.1
  • 5.15.0-1100.109~20.04.1
  • 5.15.0-170.180~20.04.3

AI-suggested

A patch is available and should be applied promptly. After applying the update, a system reboot is required to activate the fixes. Due to an ABI change in the kernel, all third-party kernel modules must be recompiled and reinstalled to maintain system stability and functionality.

Description

Multiple security vulnerabilities in the SUSE Linux Enterprise 16.0 kernel were fixed, addressing issues such as buffer overflows, use-after-free, race conditions, memory leaks, and null pointer dereferences across numerous kernel subsystems. These vulnerabilities could potentially allow an attacker to compromise the system. The update requires a system reboot and recompilation of third-party kernel modules due to ABI changes.

References

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