Improper Input Validation Affecting kernel-firmware package, versions <0:2.6.32-754.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.
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 applicationsSnyk Learn
Learn about Improper Input Validation vulnerabilities in an interactive lesson.
Start learning- Snyk IDSNYK-RHEL6-KERNELFIRMWARE-1518681
- published26 Jul 2021
- disclosed9 Feb 2018
Introduced: 9 Feb 2018
CVE-2018-5803 (opens in a new tab)How to fix?
Upgrade RHEL:6 kernel-firmware to version 0:2.6.32-754.el6 or higher.
This issue was patched in RHSA-2018:1854.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-firmware package and not the kernel-firmware package as distributed by RHEL.
See How to fix? for RHEL:6 relevant fixed versions and status.
In the Linux Kernel before version 4.15.8, 4.14.25, 4.9.87, 4.4.121, 4.1.51, and 3.2.102, an error in the "_sctp_make_chunk()" function (net/sctp/sm_make_chunk.c) when handling SCTP packets length can be exploited to cause a kernel crash.
References
- https://cdn.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.2.102
- https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.25
- https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.1.51
- https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.15.8
- https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.121
- https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.87
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git/commit/?id=07f2c7ab6f8d0a7e7c5764c4e6cc9c52951b9d9c
- https://access.redhat.com/security/cve/CVE-2018-5803
- https://www.debian.org/security/2018/dsa-4187
- https://www.debian.org/security/2018/dsa-4188
- https://secuniaresearch.flexerasoftware.com/secunia_research/2018-2/
- https://lists.debian.org/debian-lts-announce/2018/05/msg00000.html
- https://www.spinics.net/lists/linux-sctp/msg07036.html
- https://www.spinics.net/lists/netdev/msg482523.html
- https://access.redhat.com/errata/RHSA-2018:1854
- https://secuniaresearch.flexerasoftware.com/advisories/81331/
- https://usn.ubuntu.com/3654-1/
- https://usn.ubuntu.com/3654-2/
- https://usn.ubuntu.com/3656-1/
- https://usn.ubuntu.com/3697-1/
- https://usn.ubuntu.com/3697-2/
- https://usn.ubuntu.com/3698-1/
- https://usn.ubuntu.com/3698-2/