CVE-2016-4805
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
02 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
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.50% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 42.5% of scored records. A rank, not a probability.
- NVD base score
- 7.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Low. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2016-05-23 10:00Z10 YR AGO
- Last updated
- 2024-08-06 00:39Z2 YR AGO
- Reserved
- 2016-05-15
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-416Use After FreeVariant
- Data version
- 5.1
- Document digest
- 9d326191a108d0b0306d321c929c6e8220f49b5ba1d08ba13e9d40e3e49c8dad
05 Affected products
06 References
- lists.opensuse.orgSUSE-SU-2016:1690http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.html
- www.oracle.comhttp://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
- lists.opensuse.orgSUSE-SU-2016:1985http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.html
- lists.opensuse.orgopenSUSE-SU-2016:2184http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00055.html
- www.ubuntu.comUSN-3021-2http://www.ubuntu.com/usn/USN-3021-2
- git.kernel.orghttp://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1f461dcdd296eecedaffffc6bae2bfa90bd7eb89
- github.comhttps://github.com/torvalds/linux/commit/1f461dcdd296eecedaffffc6bae2bfa90bd7eb89
- lists.opensuse.orgopenSUSE-SU-2016:1641http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.html
- www.debian.orgDSA-3607http://www.debian.org/security/2016/dsa-3607
- www.securitytracker.com1036763http://www.securitytracker.com/id/1036763
- www.openwall.com[oss-security] 20160515 Re: CVE Requests: Linux: use-after-free issue for ppp channelhttp://www.openwall.com/lists/oss-security/2016/05/15/2
- lists.opensuse.orgSUSE-SU-2016:1672http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html
- www.ubuntu.comUSN-3021-1http://www.ubuntu.com/usn/USN-3021-1
- www.kernel.orghttp://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.2
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=1335803
- www.oracle.comhttp://www.oracle.com/technetwork/topics/security/ovmbulletinoct2016-3090547.html
- lists.opensuse.orgSUSE-SU-2016:2105http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00044.html
- www.securityfocus.com90605http://www.securityfocus.com/bid/90605
- lists.opensuse.orgSUSE-SU-2016:1937http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html
07 Fixed in
Debian 12
- linux Fixed in 4.5.2-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- linux Fixed in 4.5.2-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- linux Fixed in 4.5.2-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 14.04 LTS
- linux Fixed in 3.13.0-86.130
- linux-lts-vivid Fixed in 3.19.0-59.65~14.04.1
- linux-lts-wily Fixed in 4.2.0-36.41~14.04.1
- linux-lts-xenial Fixed in 4.4.0-22.39~14.04.1
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- linux Fixed in 4.4.0-22.39
- linux-raspi2 Fixed in 4.4.0-1010.12
- linux-snapdragon Fixed in 4.4.0-1013.14
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.