CVE-2026-74271: Linux kernel · power: supply: core: fix supplied_from allocations
Affects Linux kernelSource CVE Database V5
Not known to be exploited · fixed in fefc9dad30d545be288d50a0b10d00465015fcfe : update Linux kernel when convenient.
Data as of 6 Nov 2026, 18:11 UTC
Rated Medium by Threat Radar's AI analysis · CVSS not yet scored by NVD
Thin evidence
One scorer or none- CISA SSVC
- Exploitation
- No evidence of active exploitation and no public proof of concept
- Automatable
- Attackers cannot reliably automate steps 1–4 of the kill chain
- Technical impact
- Limited control over the software or limited information exposure
CISA SSVC assessment, 2026-11-06.
- Patch
- Available – fixed in fefc9dad30d545be288d50a0b10d00465015fcfe, d0503357653ee62188987a26baa2d7f3689f367e, ba61aed9a34671222d1149acfc2f0179a9ce7e80 +3
Exploitation evidence
Disclosed: evidence found.
CVE published 15 Aug 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: 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 6 Nov 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
A fix is available and has been applied in the Linux kernel after version 3.10, as indicated by the fixed commit hashes. Users should update to a patched kernel version containing these fixes to remediate the vulnerability.
Description
A vulnerability in the Linux kernel's power supply core component was fixed to address an out-of-bounds array access. The issue occurred when the device tree property power-supplies contained multiple values, causing an overrun of the supplied_from array during population.
References
- git.kernel.org/stable/c/ae55e4bf18ee0c4c170797dd65e17dbdf644fcf2 (opens in a new tab)
- git.kernel.org/stable/c/23a29ee1d9de38b7d6226b27653bc736b28ff05a (opens in a new tab)
- git.kernel.org/stable/c/fefc9dad30d545be288d50a0b10d00465015fcfe (opens in a new tab)
- git.kernel.org/stable/c/d0503357653ee62188987a26baa2d7f3689f367e (opens in a new tab)
- git.kernel.org/stable/c/14357ba006e1586e4b4e809c074b21baf0aa4c4b (opens in a new tab)
- git.kernel.org/stable/c/ba61aed9a34671222d1149acfc2f0179a9ce7e80 (opens in a new tab)