CVE-2017-12192
Summary
| CVE | CVE-2017-12192 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2017-10-12 00:29:00 UTC |
| Updated | 2023-02-12 23:28:00 UTC |
| Description | The keyctl_read_key function in security/keys/keyctl.c in the Key Management subcomponent in the Linux kernel before 4.13.5 does not properly consider that a key may be possessed but negatively instantiated, which allows local users to cause a denial of service (OOPS and system crash) via a crafted KEYCTL_READ operation. |
Risk And Classification
Problem Types: CWE-476
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Linux | Linux Kernel | All | All | All | All |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| CVE-2017-12192 - Red Hat Customer Portal | MISC | access.redhat.com | |
| www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.13.5 | CONFIRM | www.kernel.org | Vendor Advisory |
| Red Hat Customer Portal | REDHAT | access.redhat.com | |
| LKML: Eric Biggers: [PATCH] KEYS: prevent KEYCTL_READ on negative key | MISC | lkml.org | Mailing List, Third Party Advisory |
| Red Hat Customer Portal | MISC | access.redhat.com | |
| KEYS: prevent KEYCTL_READ on negative key · torvalds/linux@37863c4 · GitHub | CONFIRM | github.com | Patch, Vendor Advisory |
| kernel/git/torvalds/linux.git - Linux kernel source tree | CONFIRM | git.kernel.org | Patch, Vendor Advisory |
| USN-3583-2: Linux kernel (Trusty HWE) vulnerabilities | Ubuntu security notices | UBUNTU | usn.ubuntu.com | |
| Red Hat Customer Portal | MISC | access.redhat.com | |
| USN-3583-1: Linux kernel vulnerabilities | Ubuntu security notices | UBUNTU | usn.ubuntu.com | |
| Red Hat Customer Portal | MISC | access.redhat.com | |
| oss-sec: CVE-2017-12192 kernel: NULL pointer dereference due to KEYCTL_READ on negative key | MISC | seclists.org | |
| 1493435 – (CVE-2017-12192) CVE-2017-12192 kernel: NULL pointer dereference due to KEYCTL_READ on negative key | CONFIRM | bugzilla.redhat.com | Issue Tracking, Third Party Advisory |
| Red Hat Customer Portal | MISC | access.redhat.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.