CVE-2026-97504: Linux kernel · watchdog: lenovo_se10_wdt: Fix use-after-free and resource leak risk
Affects Linux kernelSource GCVE Database
Not known to be exploited · fixed in 7.0.0-1011.11~24.04.1 : update Linux kernel when convenient.
Data as of 26 Oct 2026, 14:05 UTC
Rated by Threat Radar · CVSS not yet scored by NVD
- EPSS
- 0.1% chance of exploitation in 30 days – higher than 4% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 7.0.0-1011.11~24.04.1, 7.0.0-28.28~24.04.1, 7.0.0-1016.16~24.04.1 +10
Exploitation evidence
Disclosed: evidence found.
CVE published 24 Sep 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
An official patch is available that resolves this vulnerability. Users and administrators should apply the provided updates to the affected Linux kernel versions to remediate the issue. No additional mitigation steps are indicated beyond applying the patch.
Description
A use-after-free and resource leak vulnerability was identified and resolved in the Linux kernel's watchdog driver for lenovo_se10_wdt. The fix involved setting a pointer to null to prevent use-after-free, removing a DMI callback in favor of a direct platform device call, and improving error handling. This vulnerability affects specific Linux kernel versions listed and has been addressed by an official patch.
References
- ubuntu.com/security/CVE-2026-97504 (opens in a new tab)
- cve.org/CVERecord?id=CVE-2026-97504 (opens in a new tab)
- git.kernel.org/stable/c/e9adbc3a116dfa8c7b643180dabf6166c99bcec7 (opens in a new tab)
- git.kernel.org/stable/c/3394e894880a60338a2981dd688fd25e88d79667 (opens in a new tab)
- git.kernel.org/stable/c/c9f1fb55646534370b00824a1fdb47718c72f115 (opens in a new tab)