CVE-2007-6762

CRITICALNVD 9.89.8—

9.8

In the Linux kernel before 2.6.20, there is an off-by-one bug in net/netlabel/netlabel_cipso_v4.c where it is possible to overflow the doi_def->tags[] array.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 74.0%
KEV: Not listed

Published

July 27, 2019

Last Modified

November 21, 2024

Advisory Details (4)

Auto-updated May 27, 2026

Upstream fix merged — awaiting tagged release. Sources: github_commit.

generic

myF5

https://support.f5.com/csp/article/K05342145?utm_source=f5support&amp%3Butm_medium=RSS

generic

myF5

https://support.f5.com/csp/article/K05342145

github_commit

commit 2a2f11c227bd (torvalds/linux)

Fix landed in torvalds/linux commit 2a2f11c227bd — awaiting tagged release

https://github.com/torvalds/linux/commit/2a2f11c227bdf292b3a2900ad04139d301b56ac4

generic

NetLabel: correct CIPSO tag handling when adding new DOI definitions - kernel/git/torvalds/linux.git - Linux kernel source tree

https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2a2f11c227bdf292b3a2900ad04139d301b56ac4

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-119Buffer Operations Within Bounds (Buffer Overflow)

Data Freshness Timeline

(refreshed 10× in last 7d / 10× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-27 16:48 UTCEG score recompute
2026-05-27 16:48 UTCGHSA enrichment
2026-05-27 13:38 UTCepss_batch
2026-05-27 13:37 UTCepss_batch
2026-05-27 13:37 UTCepss_batch
2026-05-26 13:41 UTCepss_batch
2026-05-26 13:41 UTCepss_batch
2026-05-26 07:16 UTCepss_batch
2026-05-26 07:16 UTCepss_batch
2026-05-24 16:42 UTCepss_batch

Frequently asked(5)

What is CVE-2007-6762?

CVE-2007-6762 is a critical vulnerability published on July 27, 2019. In the Linux kernel before 2.6.20, there is an off-by-one bug in net/netlabel/netlabelcipsov4.c where it is possible to overflow the doi_def->tags[] array.

When was CVE-2007-6762 disclosed?

CVE-2007-6762 was first published in the National Vulnerability Database on July 27, 2019, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2007-6762 actively exploited?

CVE-2007-6762 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 74.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2007-6762?

CVE-2007-6762 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2007-6762?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2007-6762, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2007-6762

📅 Published

🔄 Last Modified

📋 Advisory Details (4)

myF5

myF5

commit 2a2f11c227bd (torvalds/linux)

NetLabel: correct CIPSO tag handling when adding new DOI definitions - kernel/git/torvalds/linux.git - Linux kernel source tree

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2007-6762?

Published

Last Modified

Advisory Details (4)

Frequently asked(5)