CVE-2011-2898

Description

net/packet/af_packet.c in the Linux kernel before 2.6.39.3 does not properly restrict user-space access to certain packet data structures associated with VLAN Tag Control Information, which allows local users to obtain potentially sensitive information via a crafted application.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.08%
Third-Party Advisory openwall.com Third-Party Advisory redhat.com Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=13fcb7bd322164c67926ffe272846d4860196dc6
http://www.openwall.com/lists/oss-security/2011/08/03/7 patch mailing list third party advisory
https://github.com/torvalds/linux/commit/13fcb7bd322164c67926ffe272846d4860196dc6 third party advisory patch
https://bugzilla.redhat.com/show_bug.cgi?id=728023 patch third party advisory issue tracking
http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.3 broken link

Frequently Asked Questions

What is the severity of CVE-2011-2898?
CVE-2011-2898 has been scored as a medium severity vulnerability.
How to fix CVE-2011-2898?
To fix CVE-2011-2898, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2011-2898 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2011-2898 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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