CVE-2026-23370: Linux kernel · platform/x86: dell-wmi-sysman: Don't hex dump plaintext password data
Affects Linux kernelSource GCVE Database
Not known to be exploited · CVSS 5.5 Medium · patch available : update Linux kernel when convenient.
Data as of 26 Oct 2026, 14:05 UTC
- EPSS
- 0.1% chance of exploitation in 30 days – higher than 2% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitation evidence
Disclosed: evidence found.
CVE published 25 Mar 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
Affected software
| Product | Affected | Fixed in |
|---|---|---|
Ubuntu 25.10linuxpkg:deb/ubuntu/linux@6.17.0-40.40?arch=source&distro=questingOther threats | Affected
| Fixed in– |
Ubuntu 25.10linux-awspkg:deb/ubuntu/linux-aws@6.17.0-1019.19?arch=source&distro=questingOther threats | Affected
| Fixed in– |
Ubuntu 25.10linux-azurepkg:deb/ubuntu/linux-azure@6.17.0-1020.20?arch=source&distro=questingOther threats | Affected
| Fixed in– |
Ubuntu 25.10linux-azure-fdepkg:deb/ubuntu/linux-azure-fde@6.17.0-1017.17?arch=source&distro=questingOther threats | Affected
| Fixed in– |
Ubuntu 25.10linux-gcppkg:deb/ubuntu/linux-gcp@6.17.0-1020.22?arch=source&distro=questingOther threats | Affected
| Fixed in– |
Ubuntu 25.10linux-oraclepkg:deb/ubuntu/linux-oracle@6.17.0-1018.18?arch=source&distro=questingOther 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 and should be applied to affected systems. The vendor advisory from Ubuntu confirms that this vulnerability has been fixed in updated Linux kernel packages. Users should update to versions at or beyond 5.15.0-186.196 or the corresponding patched versions listed in the advisory to mitigate this issue.
Description
A vulnerability in the Linux kernel's platform/x86 dell-wmi-sysman component caused plaintext password data to be hex dumped, potentially leaking credentials. This issue has been resolved by removing the hex dump of the password buffer in the set_new_password() function. The vulnerability affects certain versions of the linux-hwe-edge kernel and has a medium severity rating with a CVSS score of 5.5. A patch is available to address this issue.
References
- ubuntu.com/security/CVE-2026-23370 (opens in a new tab)
- cve.org/CVERecord?id=CVE-2026-23370 (opens in a new tab)
- git.kernel.org/linus/d1a196e0a6dcddd03748468a0e9e3100790fc85c (opens in a new tab)
- git.kernel.org/stable/c/0e6115c2f2facaed9593c16ad2e5accd487f5c52 (opens in a new tab)
- git.kernel.org/stable/c/411ba3cd837f7825c0e648e155bc505641f95854 (opens in a new tab)
- git.kernel.org/stable/c/5de34126fb2edf8ab7f25d677b132e92d8bf9ede (opens in a new tab)
- git.kernel.org/stable/c/d1a196e0a6dcddd03748468a0e9e3100790fc85c (opens in a new tab)
- git.kernel.org/stable/c/d78e74adc5cfff7afd9d03b9da8058a7e435f9bc (opens in a new tab)
- git.kernel.org/stable/c/d9e785bd62d2ac23cf29a75dcfea8c8087fd3870 (opens in a new tab)
- ubuntu.com/security/notices/USN-8567-1 (opens in a new tab)
- ubuntu.com/security/notices/USN-8574-1 (opens in a new tab)
- ubuntu.com/security/notices/USN-8575-1 (opens in a new tab)
- ubuntu.com/security/notices/USN-8576-1 (opens in a new tab)
- ubuntu.com/security/notices/USN-8574-2 (opens in a new tab)
- ubuntu.com/security/notices/USN-8595-1 (opens in a new tab)
- ubuntu.com/security/notices/USN-8596-1 (opens in a new tab)
- ubuntu.com/security/notices/USN-8575-2 (opens in a new tab)
- ubuntu.com/security/notices/USN-8576-2 (opens in a new tab)
- ubuntu.com/security/notices/USN-8597-1 (opens in a new tab)
- ubuntu.com/security/notices/USN-8595-2 (opens in a new tab)