Buffer Overflow Affecting kernel-uek package, versions <0:5.4.17-2011.3.2.1.el8uek


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-ORACLE8-KERNELUEK-2577395
  • published10 Apr 2022
  • disclosed29 Apr 2020

Introduced: 29 Apr 2020

CVE-2020-12465  (opens in a new tab)
CWE-120  (opens in a new tab)

How to fix?

Upgrade Oracle:8 kernel-uek to version 0:5.4.17-2011.3.2.1.el8uek or higher.
This issue was patched in ELSA-2020-5714.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-uek package and not the kernel-uek package as distributed by Oracle. See How to fix? for Oracle:8 relevant fixed versions and status.

An array overflow was discovered in mt76_add_fragment in drivers/net/wireless/mediatek/mt76/dma.c in the Linux kernel before 5.5.10, aka CID-b102f0c522cf. An oversized packet with too many rx fragments can corrupt memory of adjacent pages.

CVSS Scores

version 3.1