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Use After Free Affecting kernel-zfcpdump-devel package, versions <0:4.18.0-372.100.1.el8_6

Severity

 Recommended
medium

Based on Red Hat Enterprise Linux security rating

    Threat Intelligence

    EPSS
    0.23% (62nd percentile)

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  • Snyk ID SNYK-RHEL8-KERNELZFCPDUMPDEVEL-6650329
  • published 18 Apr 2024
  • disclosed 17 Oct 2022
Report a new vulnerability Found a mistake?

Introduced: 17 Oct 2022

CVE-2022-3640 Open this link in a new tab
CWE-416 Open this link in a new tab

How to fix?

Upgrade RHEL:8 kernel-zfcpdump-devel to version 0:4.18.0-372.100.1.el8_6 or higher.
This issue was patched in RHSA-2024:1877.

NVD Description

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

A vulnerability, which was classified as critical, was found in Linux Kernel. Affected is the function l2cap_conn_del of the file net/bluetooth/l2cap_core.c of the component Bluetooth. The manipulation leads to use after free. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-211944.

References

CVSS Scores

version 3.1
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NVD

8.8 high
  • Attack Vector (AV)
    Adjacent
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    High
  • Integrity (I)
    High
  • Availability (A)
    High
Expand this section

Red Hat

7.1 high
Expand this section

SUSE

7.1 high