Use After Free Affecting kernel-debug package, versions <0:3.10.0-693.el7
Threat Intelligence
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applications- Snyk ID SNYK-RHEL7-KERNELDEBUG-5186172
- published 26 Jul 2021
- disclosed 10 May 2017
Introduced: 10 May 2017
CVE-2017-9076 Open this link in a new tabHow to fix?
Upgrade RHEL:7 kernel-debug to version 0:3.10.0-693.el7 or higher.
This issue was patched in RHSA-2017:1842.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-debug package and not the kernel-debug package as distributed by RHEL.
See How to fix? for RHEL:7 relevant fixed versions and status.
The dccp_v6_request_recv_sock function in net/dccp/ipv6.c in the Linux kernel through 4.11.1 mishandles inheritance, which allows local users to cause a denial of service or possibly have unspecified other impact via crafted system calls, a related issue to CVE-2017-8890.
References
- http://www.securityfocus.com/bid/98586
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=83eaddab4378db256d00d295bda6ca997cd13a52
- https://github.com/torvalds/linux/commit/83eaddab4378db256d00d295bda6ca997cd13a52
- https://patchwork.ozlabs.org/patch/760370/
- https://source.android.com/security/bulletin/2017-09-01
- https://access.redhat.com/security/cve/CVE-2017-9076
- http://www.debian.org/security/2017/dsa-3886
- https://access.redhat.com/errata/RHSA-2017:1842