Use After Free Affecting torvalds/linux package, versions [,4.13)


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.1% (30th percentile)

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  • Snyk IDSNYK-UNMANAGED-TORVALDSLINUX-3005636
  • published26 Jan 2022
  • disclosed5 Mar 2018
  • creditUnknown

Introduced: 5 Mar 2018

CVE-2017-18218  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade torvalds/linux to version 4.13 or higher.

Overview

Affected versions of this package are vulnerable to Use After Free. In drivers/net/ethernet/hisilicon/hns/hns_enet.c in the Linux kernel before 4.13, local users can cause a denial of service (use-after-free and BUG) or possibly have unspecified other impact by leveraging differences in skb handling between hns_nic_net_xmit_hw and hns_nic_net_xmit.

CVSS Base Scores

version 3.1