Loop with Unreachable Exit Condition ('Infinite Loop') Affecting kernel-debug-devel package, versions <0:2.6.32-696.3.1.el6
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-RHEL6-KERNELDEBUGDEVEL-1511908
- published26 Jul 2021
- disclosed7 Feb 2017
Introduced: 7 Feb 2017
CVE-2017-6214 (opens in a new tab)How to fix?
Upgrade RHEL:6 kernel-debug-devel to version 0:2.6.32-696.3.1.el6 or higher.
This issue was patched in RHSA-2017:1372.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-debug-devel package and not the kernel-debug-devel package as distributed by RHEL.
See How to fix? for RHEL:6 relevant fixed versions and status.
The tcp_splice_read function in net/ipv4/tcp.c in the Linux kernel before 4.9.11 allows remote attackers to cause a denial of service (infinite loop and soft lockup) via vectors involving a TCP packet with the URG flag.
References
- http://www.securityfocus.com/bid/96421
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ccf7abb93af09ad0868ae9033d1ca8108bdaec82
- https://github.com/torvalds/linux/commit/ccf7abb93af09ad0868ae9033d1ca8108bdaec82
- https://source.android.com/security/bulletin/2017-09-01
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.11
- https://access.redhat.com/security/cve/CVE-2017-6214
- http://www.debian.org/security/2017/dsa-3804
- https://access.redhat.com/errata/RHSA-2017:1372
- http://www.securitytracker.com/id/1037897