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CVE-2025-67268

35
FAUCET Score

CVE-2025-67268 is a critical heap-based out-of-bounds write vulnerability affecting gpsd before commit dc966aa. An attacker can exploit this by sending a crafted NMEA2000 PGN 129540 packet with an excessive satellite count, causing memory corruption. This flaw carries a CVSS score of 9.8 (Critical) due to its network-based attack vector, low complexity, and potential for Denial of Service, data integrity issues, and arbitrary code execution. Currently, there is no public exploit code, active exploitation, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 3.27.1CPE matchmatch criteria
cpe:2.3:a:gpsd_project:gpsd:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.67%
Probability of exploitation in next 30 days
EPSS Percentile
48.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0067 is in the 30th percentile among its peer group of 36,862 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (4)

github_advisorypatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 10Fixed in: gpsd-1:3.26.1-1.el10_1.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 10.0 Extended Update SupportFixed in: gpsd-1:3.25-17.el10_0.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: gpsd-minimal-1:3.26.1-1.el9_7.1
View patch

Vendor Advisories (1)

redhatCVE-2025-67268Important

gpsd: gpsd: Arbitrary code execution via heap-based out-of-bounds write in NMEA2000 packet handling

Jan 2, 2026

References

access.redhat.com / errata/RHSA-2026:0770
access.redhat.com / errata/RHSA-2026:0771
access.redhat.com / errata/RHSA-2026:1621
access.redhat.com / security/cve/CVE-2025-67268
bugzilla.redhat.com / show_bug.cgi
security.access.redhat.com / data/csaf/v2/vex/2025/cve-2025-67268.json
github.com / Jaenact/gspd_cve/blob/main/CVE-2025-67268/README.md
ExploitThird Party Advisory
github.com / ntpsec/gpsd/blob/master/drivers/driver_nmea2000.c
Product
github.com / ntpsec/gpsd/commit/dc966aa74c075d0a6535811d98628625cbfbe3f4
Patch