CVE-2023-2007 — The specific flaw exists within the DPT I2O Controller driver
The specific flaw exists within the DPT I2O Controller driver. The issue results from the lack of proper locking when performing operations on an object. An attacker can leverage this in conjunction with other vulnerabilities to escalate privileges and execute arbitrary code in t
Published
2023-04-24T00:00:00.000Z
Last modified
2024-08-02T06:05:27.109Z
01What is this vulnerability?
The specific flaw exists within the DPT I2O Controller driver. The issue results from the lack of proper locking when performing operations on an object. An attacker can leverage this in conjunction with other vulnerabilities to escalate privileges and execute arbitrary code in the context of the kernel.
02Affected products
| Vendor | Product | Versions |
|---|
| n | a / Linux kernel's DPT I2O Controller driver | Fixed in kernel v6.0-rc1 |
03Active exploitation status
Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.
04Recommended remediation
- Patch to a fixed version listed in the vendor advisory (see references below).
- Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
- Hunt historical logs for exploitation indicators — see Detection signatures below.
05Technical details
For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.
06Detection signatures
Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.
07Related CVEs
No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.
08Timeline
- Published: 2023-04-24T00:00:00.000Z
- Last modified: 2024-08-02T06:05:27.109Z
09References
- github.com — https://github.com/torvalds/linux/commit/b04e75a4a8a81887386a0d2dbf605a48e779d2a…
- lists.debian.org — https://lists.debian.org/debian-lts-announce/2023/07/msg00030.html
- www.debian.org — https://www.debian.org/security/2023/dsa-5480
- lists.debian.org — https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html
- security.netapp.com — https://security.netapp.com/advisory/ntap-20240119-0011/
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