CVEvulnerability
CVE-2015-8844
5.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2016-04-27
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 5.5 MEDIUM — CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 4.7 MEDIUM — AV:L/AC:M/Au:N/C:N/I:N/A:C
- Weaknesses
- CWE-20
Description
The signal implementation in the Linux kernel before 4.3.5 on powerpc platforms does not check for an MSR with both the S and T bits set, which allows local users to cause a denial of service (TM Bad Thing exception and panic) via a crafted application.
Affected configurations
• linux linux kernel (<= 4.3.4)
Related
Weakness · CWE (1)
- CWE-20 Improper Input Validation weakness
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d2b9d2a5ad5ef04ff978c9923d19730cb05efd55 Vendor Advisory
- http://rhn.redhat.com/errata/RHSA-2016-2574.html rhn.redhat.com
- http://rhn.redhat.com/errata/RHSA-2016-2584.html rhn.redhat.com
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.3.5 www.kernel.org
- http://www.openwall.com/lists/oss-security/2016/04/13/1 www.openwall.com
- http://www.securitytracker.com/id/1035594 www.securitytracker.com
- https://bugzilla.redhat.com/show_bug.cgi?id=1326540 bugzilla.redhat.com
- https://github.com/torvalds/linux/commit/d2b9d2a5ad5ef04ff978c9923d19730cb05efd55 github.com
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d2b9d2a5ad5ef04ff978c9923d19730cb05efd55 Vendor Advisory
- http://rhn.redhat.com/errata/RHSA-2016-2574.html rhn.redhat.com
- http://rhn.redhat.com/errata/RHSA-2016-2584.html rhn.redhat.com
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.3.5 www.kernel.org
- http://www.openwall.com/lists/oss-security/2016/04/13/1 www.openwall.com
- http://www.securitytracker.com/id/1035594 www.securitytracker.com
- https://bugzilla.redhat.com/show_bug.cgi?id=1326540 bugzilla.redhat.com
- https://github.com/torvalds/linux/commit/d2b9d2a5ad5ef04ff978c9923d19730cb05efd55 github.com