CVE-2011-0521
HIGH · CVSS 7.2EPSS 0.4%EU EUVD
The dvb_ca_ioctl function in drivers/media/dvb/ttpci/av7110_ca.c in the Linux kernel before 2.6.38-rc2 does not check the sign of a certain integer field, which allows local users to cause a denial of service (memory corruption) or possibly have unspecified other impact via a negative value.
Key facts
- CVSS score
- 7.2 (v2.0)
- Severity
- HIGH
- CVSS vector
AV:L/AC:L/Au:N/C:C/I:C/A:C- Weakness (CWE)
- CWE-119
- EPSS score
- 0.4% (35th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2011-0541)
- Published
- February 2, 2011
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2011-0541 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- 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=cb26a24ee9706473f31d34cc259f4dcf45cd0644
- http://openwall.com/lists/oss-security/2011/01/24/2(Mailing List, Patch, Third Party Advisory)
- http://openwall.com/lists/oss-security/2011/01/25/2(Mailing List, Patch, Third Party Advisory)
- http://secunia.com/advisories/43009(Third Party Advisory)
- http://secunia.com/advisories/46397(Third Party Advisory)
- http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.38-rc2(Broken Link)
- http://www.securityfocus.com/archive/1/520102/100/0/threaded(Third Party Advisory, VDB Entry)
- http://www.securityfocus.com/bid/45986(Third Party Advisory, VDB Entry)
- http://www.securitytracker.com/id?1025195(Third Party Advisory, VDB Entry)
- http://www.vmware.com/security/advisories/VMSA-2011-0012.html(Third Party Advisory)
- https://exchange.xforce.ibmcloud.com/vulnerabilities/64988(Third Party Advisory, VDB Entry)
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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