Out-of-bounds Read The advisory has been revoked - it doesn't affect any version of package kernel-headers  (opens in a new tab)


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  • Snyk IDSNYK-RHEL8-KERNELHEADERS-4388682
  • published26 Jul 2021
  • disclosed12 Dec 2018

Introduced: 12 Dec 2018

CVE-2018-19985  (opens in a new tab)
CWE-125  (opens in a new tab)

Amendment

The Red Hat security team deemed this advisory irrelevant for RHEL:8.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-headers package and not the kernel-headers package as distributed by RHEL.

The function hso_get_config_data in drivers/net/usb/hso.c in the Linux kernel through 4.19.8 reads if_num from the USB device (as a u8) and uses it to index a small array, resulting in an object out-of-bounds (OOB) read that potentially allows arbitrary read in the kernel address space.