NULL Pointer Dereference Affecting bpftool package, versions <0:5.15.0-303.171.5.2.el9uek


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.23% (14th percentile)

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  • Snyk IDSNYK-ORACLE9-BPFTOOL-8528334
  • published19 Dec 2024
  • disclosed21 Oct 2024

Introduced: 21 Oct 2024

CVE-2024-47749  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade Oracle:9 bpftool to version 0:5.15.0-303.171.5.2.el9uek or higher.
This issue was patched in ELSA-2024-12887.

NVD Description

Note: Versions mentioned in the description apply only to the upstream bpftool package and not the bpftool package as distributed by Oracle. See How to fix? for Oracle:9 relevant fixed versions and status.

In the Linux kernel, the following vulnerability has been resolved:

RDMA/cxgb4: Added NULL check for lookup_atid

The lookup_atid() function can return NULL if the ATID is invalid or does not exist in the identifier table, which could lead to dereferencing a null pointer without a check in the act_establish() and act_open_rpl() functions. Add a NULL check to prevent null pointer dereferencing.

Found by Linux Verification Center (linuxtesting.org) with SVACE.

CVSS Base Scores

version 3.1