CVE-2010-4668
MEDIUM · CVSS 4.7EPSS 0.4%EU EUVD
The blk_rq_map_user_iov function in block/blk-map.c in the Linux kernel before 2.6.37-rc7 allows local users to cause a denial of service (panic) via a zero-length I/O request in a device ioctl to a SCSI device, related to an unaligned map. NOTE: this vulnerability exists because of an incomplete fix for CVE-2010-4163.
Key facts
- CVSS score
- 4.7 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:L/AC:M/Au:N/C:N/I:N/A:C- Weakness (CWE)
- CWE-400
- EPSS score
- 0.4% (35th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2010-4633)
- Published
- January 3, 2011
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2010-4633 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.
View on the EU Vulnerability DatabaseAffected products
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=5478755616ae2ef1ce144dded589b62b2a50d575
- http://lkml.org/lkml/2010/11/29/68(Mailing List, Patch, Third Party Advisory)
- http://lkml.org/lkml/2010/11/29/70(Mailing List, Third Party Advisory)
- http://openwall.com/lists/oss-security/2010/11/29/1(Mailing List, Patch, Third Party Advisory)
- http://openwall.com/lists/oss-security/2010/11/30/4(Mailing List, Patch, Third Party Advisory)
- http://openwall.com/lists/oss-security/2010/11/30/7(Mailing List, Patch, Third Party Advisory)
- http://secunia.com/advisories/42890(Third Party Advisory, Vendor Advisory)
- http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.37-rc7(Broken Link)
- http://www.redhat.com/support/errata/RHSA-2011-0007.html(Third Party Advisory)
- http://www.securityfocus.com/bid/45660(Third Party Advisory, VDB Entry)
- https://exchange.xforce.ibmcloud.com/vulnerabilities/64496(Third Party Advisory, VDB Entry)
- https://patchwork.kernel.org/patch/363282/(Patch, Third Party Advisory)
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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