Skip to content
Fencer Vulns
low 2.8

CVE-2024-2314 json

If kernel headers need to be extracted, bcc will attempt to load them from a temporary directory.

published 2024-03-10 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-27269

cvss
2.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 12%
public exploits
0
none known

Summary

If kernel headers need to be extracted, bcc will attempt to load them from a temporary directory. An unprivileged attacker could use this to force bcc to load compromised linux headers. Linux distributions which provide kernel headers by default are not affected by default.

Patch / fix

  • IOVisor BPF Compiler Collection 008ea09e891194c072f2a9305a3c872a241dc342
  • bpfcc Debian 14, Debian 13 0.31.0+ds-2

debian advisories DEBIAN-CVE-2024-2314

  • bcc RHEL 9 0.30.0-6.el9
  • bcc-tools RHEL 9 0.30.0-6.el9
  • python3-bcc RHEL 9 0.30.0-6.el9
  • libbpf-tools RHEL 9 0.30.0-6.el9
  • bcc RHEL 8 0.25.0-9.el8_10
  • bcc-tools RHEL 8 0.25.0-9.el8_10
  • python3-bcc RHEL 8 0.25.0-9.el8_10

red hat advisories RHSA-2024:9187RHSA-2024:8831

  • bcc AlmaLinux 9 0.30.0-6.el9
  • bcc-tools AlmaLinux 9 0.30.0-6.el9
  • python3-bcc AlmaLinux 9 0.30.0-6.el9
  • libbpf-tools AlmaLinux 9 0.30.0-6.el9

almalinux advisories ALSA-2024:9187

  • bcc Rocky Linux 8 0.25.0-9.el8_10

rocky linux advisories RLSA-2024:8831

  • bcc Azure Linux 3.0 0.29.1-3

azure linux advisories AZL-38914

Azure Linux vulnerability data, Copyright (c) Microsoft Corporation, from https://github.com/microsoft/AzureLinuxVulnerabilityData via OSV, under the MIT licence; changed: normalised to fixed package versions per release. MIT

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2024-2314 updated cvss 2.8

bcc: unprivileged users can force loading of compromised linux headers

  • Red Hat Enterprise Linux 7 bcc, bcc-tools, python-bcc
    affected: no fix planned “Out of support scope”
  • Red Hat CodeReady Linux Builder (v. 9) bcc-doc 0.30.0-6.el9, bcc-devel 0.30.0-6.el9, bcc-debuginfo 0.30.0-6.el9, bcc-debugsource 0.30.0-6.el9, bcc-tools-debuginfo 0.30.0-6.el9, libbpf-tools-debuginfo 0.30.0-6.el9
    fixed: vendor fix RHSA-2024:9187
  • Red Hat Enterprise Linux AppStream (v. 8) bcc 0.25.0-9.el8_10, bcc-tools 0.25.0-9.el8_10, python3-bcc 0.25.0-9.el8_10
    fixed: vendor fix RHSA-2024:8831
  • Red Hat Enterprise Linux AppStream (v. 9) bcc 0.30.0-6.el9, bcc-tools 0.30.0-6.el9, python3-bcc 0.30.0-6.el9, libbpf-tools 0.30.0-6.el9
    fixed: vendor fix RHSA-2024:9187
  • Red Hat Enterprise Linux CRB (v. 8) bcc-doc 0.25.0-9.el8_10, bcc-devel 0.25.0-9.el8_10, bcc-debuginfo 0.25.0-9.el8_10, bcc-debugsource 0.25.0-9.el8_10, bcc-tools-debuginfo 0.25.0-9.el8_10
    fixed: vendor fix RHSA-2024:8831

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.22% chance of exploitation in the next 30 days, higher than 12% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 2.8 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:L
NVD 3.1 2.5 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N

Affected products

  • IOVisor BPF Compiler Collection

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.