CVE-2010-0453
The ucode_ioctl function in intel/io/ucode_drv.c in Sun Solaris 10 and OpenSolaris snv_69 through snv_133, when running on x86 architectures, allows local users to cause a denial of service (panic) via a request with a 0 size value to the UCODE_GET_VERSION IOCTL, which triggers a NULL pointer dereference in the ucode_get_rev function, related to retrieval of the microcode revision.
Key facts
- CVSS score
- 4.9 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:L/AC:L/Au:N/C:N/I:N/A:C- Weakness (CWE)
- CWE-20
- EPSS score
- 0.8% (58th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2010-0484)
- Published
- February 3, 2010
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2010-0484 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.
View on the EU Vulnerability DatabaseAffected products
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and 16 more…
References
- http://osvdb.org/62046
- http://secunia.com/advisories/38452(Vendor Advisory)
- http://sunsolve.sun.com/search/document.do?assetkey=1-21-143913-01-1(Patch)
- http://sunsolve.sun.com/search/document.do?assetkey=1-66-275910-1
- http://sunsolve.sun.com/search/document.do?assetkey=1-77-1021799.1-1
- http://www.oracle.com/technetwork/topics/security/cpuapr2010-099504.html
- http://www.securityfocus.com/archive/1/509276/100/0/threaded
- http://www.securityfocus.com/bid/38016
- http://www.trapkit.de/advisories/TKADV2010-001.txt
- http://www.us-cert.gov/cas/techalerts/TA10-103B.html(US Government Resource)
- http://www.vupen.com/english/advisories/2010/0270(Patch, Vendor Advisory)
- https://exchange.xforce.ibmcloud.com/vulnerabilities/55991
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6959
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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