CVE-2026-97970: Linux kernel · watchdog: msc313e: Avoid division by zero
Affects Linux kernelSource CVE Database V5
Not known to be exploited · fixed in db900bc7c0739e5505a84bebb1bff2c3f67860e3 : update Linux kernel when convenient.
Data as of 26 Oct 2026, 13:21 UTC
Rated Medium by Threat Radar's AI analysis · CVSS not yet scored by NVD
- 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 db900bc7c0739e5505a84bebb1bff2c3f67860e3, 5168267d5ae6f26f751512003df4263ae91ee3f0, 660571b082331d250fbcef92363e15b38d107520 +4
Exploitation evidence
Disclosed: evidence found.
CVE published 25 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 |
|---|---|---|
| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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AI-suggested
The vulnerability has been fixed in the Linux kernel by the commits listed in the established facts. Users should update to a Linux kernel version that includes these fixes. Since this is not a cloud service, manual patching or kernel upgrade is required.
Description
A vulnerability in the Linux kernel watchdog driver msc313e could cause a division by zero panic due to clk_get_rate() returning zero. This issue has been fixed in specific commits.
References
- git.kernel.org/stable/c/5168267d5ae6f26f751512003df4263ae91ee3f0 (opens in a new tab)
- git.kernel.org/stable/c/db900bc7c0739e5505a84bebb1bff2c3f67860e3 (opens in a new tab)
- git.kernel.org/stable/c/660571b082331d250fbcef92363e15b38d107520 (opens in a new tab)
- git.kernel.org/stable/c/3ae8eb30f8a0a839bf36fa62e4201ac99946447f (opens in a new tab)
- git.kernel.org/stable/c/47eae41c630b9d2ce16a528a1517d4d2f857cd47 (opens in a new tab)
- git.kernel.org/stable/c/5788a6747eda85051838628b40c430ec6343f3c6 (opens in a new tab)
- git.kernel.org/stable/c/3c73a37f5e40972ce26d8eeb98e8b938d719b069 (opens in a new tab)