CVE-2017-6348
What it is
The hashbin_delete function in net/irda/irqueue.c in the Linux kernel before 4.9.13 improperly manages lock dropping, which allows local users to cause a denial of service (deadlock) via crafted operations on IrDA devices.
At a glance
- Exploitability
- Can be exploited locally on the machine with a low-privilege account. High risk of service disruption.
- Exploit odds
- 0.4% 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: 0.4% in the next 30 days (EPSS).
- Severity: 5.5 MEDIUM (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.4% · EPSS, next 30 days
- Record status
- Modified
Affected
- Linux Kernel ≤ 4.9.12
Attack profile CVSS 3.0 · 5.5
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Raw vector
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/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-2017-6348.md and follow it. Check whether this project is affected by CVE-2017-6348. 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://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4c03b862b12f980456f9de92db6d508a4999b788
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.13
- http://www.openwall.com/lists/oss-security/2017/02/28/4
- https://github.com/torvalds/linux/commit/4c03b862b12f980456f9de92db6d508a4999b788
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4c03b862b12f980456f9de92db6d508a4999b788
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.13
- http://www.openwall.com/lists/oss-security/2017/02/28/4
- https://github.com/torvalds/linux/commit/4c03b862b12f980456f9de92db6d508a4999b788
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4c03b862b12f980456f9de92db6d508a4999b788
- http://www.debian.org/security/2017/dsa-3804
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.13
- http://www.openwall.com/lists/oss-security/2017/02/28/4
- http://www.securityfocus.com/bid/96483
- https://github.com/torvalds/linux/commit/4c03b862b12f980456f9de92db6d508a4999b788
- https://usn.ubuntu.com/3754-1/
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4c03b862b12f980456f9de92db6d508a4999b788
- http://www.debian.org/security/2017/dsa-3804
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.13
- http://www.openwall.com/lists/oss-security/2017/02/28/4
- http://www.securityfocus.com/bid/96483
- https://github.com/torvalds/linux/commit/4c03b862b12f980456f9de92db6d508a4999b788
- https://usn.ubuntu.com/3754-1/