CVE-2014-9322
What it is
arch/x86/kernel/entry_64.S in the Linux kernel before 3.17.5 does not properly handle faults associated with the Stack Segment (SS) segment register, which allows local users to gain privileges by triggering an IRET instruction that leads to access to a GS Base address from the wrong space.
At a glance
- Exploitability
- Can be exploited locally on the machine with a low-privilege account. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 1.5% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 1.5% in the next 30 days (EPSS).
- Severity: 7.8 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 1.5% · EPSS, next 30 days
- Weakness
- CWE-269 · Improper privilege management
- Record status
- Modified
Affected
- Linux Kernel < 3.2.65
- Linux Kernel < 3.4.106
- Linux Kernel < 3.10.62
- Linux Kernel < 3.12.35
- Linux Kernel < 3.14.26
- Linux Kernel < 3.16.35
- Linux Kernel < 3.17.5
- Redhat Enterprise Linux Eus 5.6
Attack profile CVSS 3.1 · 7.8
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2014-9322.md and follow it. Check whether this project is affected by CVE-2014-9322. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- http://source.android.com/security/bulletin/2016-04-02.html
- http://www.openwall.com/lists/oss-security/2014/12/15/6
- https://bugzilla.redhat.com/show_bug.cgi?id=1172806
- https://github.com/torvalds/linux/commit/6f442be2fb22be02cafa606f1769fa1e6f894441
- https://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.17.5
- http://source.android.com/security/bulletin/2016-04-02.html
- http://www.openwall.com/lists/oss-security/2014/12/15/6
- https://bugzilla.redhat.com/show_bug.cgi?id=1172806
- https://github.com/torvalds/linux/commit/6f442be2fb22be02cafa606f1769fa1e6f894441
- https://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.17.5
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=6f442be2fb22be02cafa606f1769fa1e6f894441
- http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.html
- http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00015.html
- http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00020.html
- http://marc.info/?l=bugtraq&m=142722450701342&w=2
- http://marc.info/?l=bugtraq&m=142722544401658&w=2
- http://osvdb.org/show/osvdb/115919
- http://rhn.redhat.com/errata/RHSA-2014-1998.html
- http://rhn.redhat.com/errata/RHSA-2014-2008.html
- http://rhn.redhat.com/errata/RHSA-2014-2028.html
- http://rhn.redhat.com/errata/RHSA-2014-2031.html
- http://rhn.redhat.com/errata/RHSA-2015-0009.html
- http://secunia.com/advisories/62336
- http://source.android.com/security/bulletin/2016-04-02.html
- http://www.exploit-db.com/exploits/36266
- http://www.openwall.com/lists/oss-security/2014/12/15/6
- http://www.ubuntu.com/usn/USN-2491-1
- http://www.zerodayinitiative.com/advisories/ZDI-16-170
- https://bugzilla.redhat.com/show_bug.cgi?id=1172806
- https://github.com/torvalds/linux/commit/6f442be2fb22be02cafa606f1769fa1e6f894441
- https://help.joyent.com/entries/98788667-Security-Advisory-ZDI-CAN-3263-ZDI-CAN-3284-and-ZDI-CAN-3364-Vulnerabilities
- https://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.17.5
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=6f442be2fb22be02cafa606f1769fa1e6f894441
- http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.html
- http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00015.html