Integer Overflow or Wraparound Affecting kernel-devel package, versions <0:3.10.0-514.10.2.el7
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-CENTOS7-KERNELDEVEL-2078265
- published26 Jul 2021
- disclosed12 Oct 2016
Introduced: 12 Oct 2016
CVE-2016-9084 (opens in a new tab)How to fix?
Upgrade Centos:7 kernel-devel to version 0:3.10.0-514.10.2.el7 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-devel package and not the kernel-devel package as distributed by Centos.
See How to fix? for Centos:7 relevant fixed versions and status.
drivers/vfio/pci/vfio_pci_intrs.c in the Linux kernel through 4.8.11 misuses the kzalloc function, which allows local users to cause a denial of service (integer overflow) or have unspecified other impact by leveraging access to a vfio PCI device file.
References
- http://www.securityfocus.com/bid/93930
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=05692d7005a364add85c6e25a6c4447ce08f913a
- https://bugzilla.redhat.com/show_bug.cgi?id=1389259
- https://github.com/torvalds/linux/commit/05692d7005a364add85c6e25a6c4447ce08f913a
- https://patchwork.kernel.org/patch/9373631/
- https://access.redhat.com/security/cve/CVE-2016-9084
- http://www.openwall.com/lists/oss-security/2016/10/26/11
- http://rhn.redhat.com/errata/RHSA-2017-0386.html
- http://rhn.redhat.com/errata/RHSA-2017-0387.html
- https://access.redhat.com/errata/RHSA-2017:0386