Vulnerability Description
Information Disclosure vulnerability in the 802.11 stack, as used in FreeBSD before 8.2 and NetBSD when using certain non-x86 architectures. A signedness error in the IEEE80211_IOC_CHANINFO ioctl allows a local unprivileged user to cause the kernel to copy large amounts of kernel memory back to the user, disclosing potentially sensitive information.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Freebsd | Freebsd | < 8.2 |
| Netbsd | Netbsd | - |
Related Weaknesses (CWE)
References
- https://access.redhat.com/security/cve/cve-2011-2480Broken Link
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=631160Third Party Advisory
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=631161Third Party Advisory
- https://security-tracker.debian.org/tracker/CVE-2011-2480Third Party Advisory
- https://www.openwall.com/lists/oss-security/2011/06/20/15Mailing ListThird Party Advisory
- https://access.redhat.com/security/cve/cve-2011-2480Broken Link
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=631160Third Party Advisory
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=631161Third Party Advisory
- https://security-tracker.debian.org/tracker/CVE-2011-2480Third Party Advisory
- https://www.openwall.com/lists/oss-security/2011/06/20/15Mailing ListThird Party Advisory
FAQ
What is CVE-2011-2480?
CVE-2011-2480 is a vulnerability with a CVSS score of 7.5 (HIGH). Information Disclosure vulnerability in the 802.11 stack, as used in FreeBSD before 8.2 and NetBSD when using certain non-x86 architectures. A signedness error in the IEEE80211_IOC_CHANINFO ioctl allo...
How severe is CVE-2011-2480?
CVE-2011-2480 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2011-2480?
Check the references section above for vendor advisories and patch information. Affected products include: Freebsd Freebsd, Netbsd Netbsd.