CVE-2016-4805

Description

Use-after-free vulnerability in drivers/net/ppp/ppp_generic.c in the Linux kernel before 4.5.2 allows local users to cause a denial of service (memory corruption and system crash, or spinlock) or possibly have unspecified other impact by removing a network namespace, related to the ppp_register_net_channel and ppp_unregister_channel functions.

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.12%
Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory debian.org Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory kernel.org Vendor Advisory kernel.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.html mailing list release notes third party advisory vendor advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html third party advisory
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.html mailing list third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00055.html mailing list third party advisory vendor advisory
http://www.ubuntu.com/usn/USN-3021-2 third party advisory vendor advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1f461dcdd296eecedaffffc6bae2bfa90bd7eb89 patch vendor advisory
https://github.com/torvalds/linux/commit/1f461dcdd296eecedaffffc6bae2bfa90bd7eb89 third party advisory patch
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.html mailing list third party advisory vendor advisory
http://www.debian.org/security/2016/dsa-3607 third party advisory vendor advisory
http://www.securitytracker.com/id/1036763 vdb entry third party advisory
http://www.openwall.com/lists/oss-security/2016/05/15/2 mailing list third party advisory patch
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html mailing list release notes third party advisory vendor advisory
http://www.ubuntu.com/usn/USN-3021-1 third party advisory vendor advisory
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.2 mailing list vendor advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1335803 issue tracking third party advisory
http://www.oracle.com/technetwork/topics/security/ovmbulletinoct2016-3090547.html third party advisory
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00044.html mailing list third party advisory vendor advisory
http://www.securityfocus.com/bid/90605 vdb entry third party advisory
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html mailing list release notes third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2016-4805?
CVE-2016-4805 has been scored as a high severity vulnerability.
How to fix CVE-2016-4805?
To fix CVE-2016-4805, 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-2016-4805 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2016-4805 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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