CVE-2016-5828
The start_thread function in arch/powerpc/kernel/process.c in the Linux kernel through 4.6.3 on powerpc platforms mishandles transactional state, which allows local users to cause a denial of service
02 Description
The start_thread function in arch/powerpc/kernel/process.c in the Linux kernel through 4.6.3 on powerpc platforms mishandles transactional state, which allows local users to cause a denial of service
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
- 0.44% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 38.5% 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
- 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
- 2016-06-27 10:00Z10 YR AGO
- Last updated
- 2024-08-06 01:15Z2 YR AGO
- Reserved
- 2016-06-23
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-20Improper Input ValidationClass
- Data version
- 5.1
- Document digest
- ac12bd255661e201b864292dc65801f51403f49d78e9772136a7889ab26c32e9
05 Affected products
06 References
- www.ubuntu.comUSN-3070-1http://www.ubuntu.com/usn/USN-3070-1
- www.openwall.com[oss-security] 20160625 Re: CVE Request: Linux: powerpc/tm: Always reclaim in start_thread() for exec() class syscalls - Linux kernelhttp://www.openwall.com/lists/oss-security/2016/06/25/7
- lists.opensuse.orgopenSUSE-SU-2016:2184http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00055.html
- patchwork.ozlabs.orghttps://patchwork.ozlabs.org/patch/636776/
- rhn.redhat.comRHSA-2016:2574http://rhn.redhat.com/errata/RHSA-2016-2574.html
- www.ubuntu.comUSN-3070-3http://www.ubuntu.com/usn/USN-3070-3
- www.ubuntu.comUSN-3070-2http://www.ubuntu.com/usn/USN-3070-2
- www.ubuntu.comUSN-3071-1http://www.ubuntu.com/usn/USN-3071-1
- www.debian.orgDSA-3616http://www.debian.org/security/2016/dsa-3616
- www.ubuntu.comUSN-3070-4http://www.ubuntu.com/usn/USN-3070-4
- www.securityfocus.com91415http://www.securityfocus.com/bid/91415
- lists.opensuse.orgSUSE-SU-2016:2105http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00044.html
- www.ubuntu.comUSN-3071-2http://www.ubuntu.com/usn/USN-3071-2
- lists.opensuse.orgSUSE-SU-2016:1937http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html
07 Fixed in
Debian 12
- linux Fixed in 4.6.3-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- linux Fixed in 4.6.3-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- linux Fixed in 4.6.3-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 14.04 LTS
- linux Fixed in 3.13.0-95.142
- linux-lts-vivid Fixed in 3.19.0-68.76~14.04.1
- linux-lts-xenial Fixed in 4.4.0-36.55~14.04.1
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 4.4.0-36.55
- linux-raspi2 Fixed in 4.4.0-1021.27
- linux-snapdragon Fixed in 4.4.0-1024.27
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.