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Vulnerability record · CVE-2016-4805 · published 23 May 2016

CVE-2016-4805: Novell suse linux enterprise desktop use after free vulnerability

Novell · Suse Linux Enterprise Desktop

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.

7.8 CVSS 3.1 High EPSS 0.48% · top 61.0% CWE-416 · Use after free
7.8CVSS 3.1 base score, v2 7.2
0.48%EPSS exploitation probability, 30 days
NoNot in CISA KEV
12Affected product versions listed by NVD
38References
17 Jun 2026Last modified by NVD

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.

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

12 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1f461dcdd296eecedaffffc6bae2bfa90bd7eb89 PatchVendor Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html Mailing ListRelease NotesThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.html Mailing ListRelease NotesThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html Mailing ListRelease NotesThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00044.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00055.html Mailing ListThird Party Advisory
http://www.debian.org/security/2016/dsa-3607 Third Party Advisory
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.2 Mailing ListVendor Advisory
http://www.openwall.com/lists/oss-security/2016/05/15/2 Mailing ListPatchThird Party Advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html Third Party Advisory
http://www.oracle.com/technetwork/topics/security/ovmbulletinoct2016-3090547.html Third Party Advisory
http://www.securityfocus.com/bid/90605 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1036763 Third Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/USN-3021-1 Third Party Advisory
http://www.ubuntu.com/usn/USN-3021-2 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1335803 Issue TrackingThird Party Advisory
https://github.com/torvalds/linux/commit/1f461dcdd296eecedaffffc6bae2bfa90bd7eb89 PatchThird Party Advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1f461dcdd296eecedaffffc6bae2bfa90bd7eb89 PatchVendor Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html Mailing ListRelease NotesThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.html Mailing ListRelease NotesThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html Mailing ListRelease NotesThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00044.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00055.html Mailing ListThird Party Advisory
http://www.debian.org/security/2016/dsa-3607 Third Party Advisory
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.2 Mailing ListVendor Advisory
http://www.openwall.com/lists/oss-security/2016/05/15/2 Mailing ListPatchThird Party Advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html Third Party Advisory
http://www.oracle.com/technetwork/topics/security/ovmbulletinoct2016-3090547.html Third Party Advisory
http://www.securityfocus.com/bid/90605 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1036763 Third Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/USN-3021-1 Third Party Advisory
http://www.ubuntu.com/usn/USN-3021-2 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1335803 Issue TrackingThird Party Advisory
https://github.com/torvalds/linux/commit/1f461dcdd296eecedaffffc6bae2bfa90bd7eb89 PatchThird Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2016-4805), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.