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Vulnerabilities
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CVE-2017-15274

Updated on 12 Oct 2017

Severity

5.5 Medium severity

Details

CVSS score
5.5
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE ID
Links
NISTCIRCLRHELUbuntu

Overview

About vulnerability

security/keys/keyctl.c in the Linux kernel before 4.11.5 does not consider the case of a NULL payload in conjunction with a nonzero length value, which allows local users to cause a denial of service (NULL pointer dereference and OOPS) via a crafted add_key or keyctl system call, a different vulnerability than CVE-2017-12192.

Details

Affected product:
Amazon Linux 1 , CentOS 6 , CentOS 6 ALT , CentOS 6 plus , CentOS 7 , CentOS 7 ALT , CentOS 7 plus , CloudLinux OS 6 , CloudLinux OS 6h , CloudLinux OS 7 , Debian 10 , Debian 10 cloud , Debian 8 , Debian 9 , Endurance 6 elrepo , Endurance 7 eig 3.10 , OEL 6 Dell , OEL 7 Dell , OpenVZ 6 , Oracle Linux 6 ELS , Proxmox VE 5 , RHEL 6 , RHEL 7 , Scientific 6 , Ubuntu 14.04 , Ubuntu 14.04 ESM , Ubuntu 16.04 , Ubuntu 16.04 ESM , Ubuntu 18.04 , Upstream 3.16 , Upstream 3.18 , Upstream 4.4 , Upstream 4.9
Affected packages:
linux-azure @ - (+49 more)
security/keys/keyctl.c in the Linux kernel before 4.11.5 does not consider the case of a NULL payload in conjunction with a nonzero length value, which allows local users to cause a denial of service (NULL pointer dereference and OOPS) via a crafted add_key or keyctl system call, a different vulnerability than CVE-2017-12192.

Fixes