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CVE-2022-3606

22
FAUCET Score

CVE-2022-3606 is a problematic null pointer dereference vulnerability affecting the Linux Kernel, specifically within the BPF component's find_prog_by_sec_insn function in tools/lib/bpf/libbpf.c. With a CVSS score of 5.5 (Medium), it can be exploited locally with low complexity, leading to a denial of service. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 6.2CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

3.5LOW

CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
LOW
Exploitability Score
2.1
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.32%
Probability of exploitation in next 30 days
EPSS Percentile
23.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0032 is in the 80th percentile among its peer group of 15,940 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (9)

microsoftpatch availablevia msrc
Product: 17823-16820Fixed in: 5.10.188.1-1
microsoftpatch availablevia msrc
Product: 17824-16823Fixed in: 5.15.122.1-2
microsoftpatch availablevia msrc
Product: cm1 kernel 5.10.188.1-1 on CBL Mariner 1.0Fixed in: 5.10.188.1-1
microsoftpatch availablevia msrc
Product: cbl2 kernel 5.15.122.1-2 on CBL Mariner 2.0Fixed in: 5.15.122.1-2
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: libbpf
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: kernel
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: kernel-rt
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: kernel
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: kernel-rt

Vendor Advisories (2)

microsoft2022-Oct/CVE-2022-3606Moderate

Linux Kernel BPF libbpf.c find_prog_by_sec_insn null pointer dereference

Oct 11, 2022
redhatCVE-2022-3606Low

kernel: libbpf: NULL pointer dereference in find_prog_by_sec_insn

Oct 8, 2022

References

lists.debian.org / debian-lts-announce/2025/04/msg00033.html
git.kernel.org / pub/scm/linux/kernel/git/bpf/bpf-next.git/commit
PatchThird Party Advisory
vuldb.com
Third Party Advisory