CVE-2016-2143
The fork implementation in the Linux kernel before 4.5 on s390 platforms mishandles the case of four page-table levels, which allows local users to cause a denial of service (system crash) or possibly
02 Description
The fork implementation in the Linux kernel before 4.5 on s390 platforms mishandles the case of four page-table levels, which allows local users to cause a denial of service (system crash) or possibly
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
- 0.55% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 46.1% 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:N/UI:R/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Moderate. 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
- 2016-04-27 17:00Z10 YR AGO
- Last updated
- 2024-08-05 23:17Z2 YR AGO
- Reserved
- 2016-01-29
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- 7ddba7caaa1c6ea5692cd73dcc8da02a7f232ccd58ab42f78466baf3c1c89a9e
05 Affected products
06 References
- lists.opensuse.orgSUSE-SU-2016:1690http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.html
- git.kernel.orghttp://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=3446c13b268af86391d06611327006b059b8bab1
- rhn.redhat.comRHSA-2016:2766http://rhn.redhat.com/errata/RHSA-2016-2766.html
- www.oracle.comhttp://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
- github.comhttps://github.com/torvalds/linux/commit/3446c13b268af86391d06611327006b059b8bab1
- lists.opensuse.orgSUSE-SU-2016:1764http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00005.html
- security-tracker.debian.orghttps://security-tracker.debian.org/tracker/CVE-2016-2143
- www.debian.orgDSA-3607http://www.debian.org/security/2016/dsa-3607
- rhn.redhat.comRHSA-2016:1539http://rhn.redhat.com/errata/RHSA-2016-1539.html
- lists.opensuse.orgSUSE-SU-2016:1707http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00059.html
- lists.opensuse.orgSUSE-SU-2016:1672http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html
- lists.opensuse.orgSUSE-SU-2016:1019http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00019.html
- lists.opensuse.orgSUSE-SU-2016:2074http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html
07 Fixed in
Debian 12
- linux Fixed in 4.4.6-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- linux Fixed in 4.4.6-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- linux Fixed in 4.4.6-1
Source: Debian Security Tracker, the Debian security team. 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.