CVE-2026-72106: Linux kernel · dm-ioctl: fix a possible overflow in list_version_get_info
Affects Linux kernelSource GCVE Database
Not known to be exploited · fixed in 6.8.0-147.147 : update Linux kernel when convenient.
Data as of 26 Oct 2026, 13:47 UTC
Rated by Threat Radar · CVSS not yet scored by NVD
- EPSS
- 0.2% chance of exploitation in 30 days – higher than 12% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 6.8.0-147.147, 6.8.0-1067.70, 7.0.0-1014.14~24.04.1 +25
Exploitation evidence
Disclosed: evidence found.
CVE published 15 Aug 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by 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 26 Oct 2026.
What to do
Upgrade to a fixed release listed under Affected software.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
Ubuntu 26.04 LTSlinuxpkg:deb/ubuntu/linux?arch=source&distro=resoluteOther threats | Affected
| Fixed in
|
Ubuntu 26.04 LTSlinux-awspkg:deb/ubuntu/linux-aws?arch=source&distro=resoluteOther threats | Affected
| Fixed in
|
Ubuntu 26.04 LTSlinux-azurepkg:deb/ubuntu/linux-azure?arch=source&distro=resoluteOther threats | Affected
| Fixed in
|
Ubuntu 26.04 LTSlinux-azure-fdepkg:deb/ubuntu/linux-azure-fde?arch=source&distro=resoluteOther threats | Affected
| Fixed in
|
Ubuntu 26.04 LTSlinux-gcppkg:deb/ubuntu/linux-gcp?arch=source&distro=resoluteOther threats | Affected
| Fixed in
|
Ubuntu 26.04 LTSlinux-gkepkg:deb/ubuntu/linux-gke?arch=source&distro=resoluteOther threats | Affected
| Fixed in
|
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
A patch is available and should be applied to affected Linux kernel versions to remediate this buffer overflow vulnerability. Users should update to the fixed versions or apply the vendor-provided patches. No additional mitigation steps are indicated by the vendor advisory.
Description
A buffer overflow vulnerability was identified and fixed in the Linux kernel's dm-ioctl component. The flaw involved writing 16 bytes into a buffer sized for 12 bytes, causing a potential overflow. This was corrected by adjusting the size calculation to match the actual structure size. The vulnerability affects specific Linux kernel versions and has a low severity rating. A patch is available to address this issue.
References
- nvd.nist.gov/vuln/detail/CVE-2026-72106 (opens in a new tab)
- git.kernel.org/stable/c/29536a9ff146d9bbd618959857ed2e691cda1d21 (opens in a new tab)
- git.kernel.org/stable/c/76c6f845dc0c614304a6e6ee619b552f97cf24b3 (opens in a new tab)
- git.kernel.org/stable/c/d61c12573ed9768690fdcb2bc38846a1bcb01358 (opens in a new tab)
- git.kernel.org/stable/c/df50c24c6447c18886ed126d3d81cc7e155ea8b6 (opens in a new tab)
- git.kernel.org/stable/c/e0f5842c4e2a7dbefb52a2dc6711789bc6963e55 (opens in a new tab)
- ubuntu.com/security/CVE-2026-72106 (opens in a new tab)
- cve.org/CVERecord?id=CVE-2026-72106 (opens in a new tab)
- git.kernel.org/linus/76c6f845dc0c614304a6e6ee619b552f97cf24b3 (opens in a new tab)
- ubuntu.com/security/notices/USN-8888-1 (opens in a new tab)
- ubuntu.com/security/notices/USN-8889-1 (opens in a new tab)
- ubuntu.com/security/notices/USN-8887-1 (opens in a new tab)
- ubuntu.com/security/notices/USN-8888-2 (opens in a new tab)
- ubuntu.com/security/notices/USN-8887-2 (opens in a new tab)
- ubuntu.com/security/notices/USN-8887-3 (opens in a new tab)
- ubuntu.com/security/notices/USN-8917-1 (opens in a new tab)
- ubuntu.com/security/notices/USN-8918-1 (opens in a new tab)