Out-of-bounds Read Affecting kernel-obs-build package, versions <5.3.18-24.9.1


Severity

Recommended
low

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.65% (81st percentile)

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  • Snyk IDSNYK-SLES152-KERNELOBSBUILD-2707970
  • published14 Apr 2022
  • disclosed3 Aug 2020

Introduced: 3 Aug 2020

CVE-2020-13143  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade SLES:15.2 kernel-obs-build to version 5.3.18-24.9.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-obs-build package and not the kernel-obs-build package as distributed by SLES. See How to fix? for SLES:15.2 relevant fixed versions and status.

gadget_dev_desc_UDC_store in drivers/usb/gadget/configfs.c in the Linux kernel 3.16 through 5.6.13 relies on kstrdup without considering the possibility of an internal '\0' value, which allows attackers to trigger an out-of-bounds read, aka CID-15753588bcd4.

CVSS Scores

version 3.1