CVE-2023-46051

LOWNVD 3.33.3—

3.3

TeX Live 944e257 allows a NULL pointer dereference in texk/web2c/pdftexdir/tounicode.c. NOTE: this is disputed because it should be categorized as a usability problem.

CVSS v3: 3.3
EG Score: 3.3(medium)
EPSS: 2.0%
KEV: Not listed

Published

March 27, 2024

Last Modified

April 15, 2026

References (5)

cve@mitrehttp://seclists.org/fulldisclosure/2024/Jan/68
cve@mitrehttps://tug.org/pipermail/tex-live/2023-August/049406.html
af854a3a-2127-422b-91ae-364da2661108http://packetstormsecurity.com/files/176822/tex-live-944e257-Null-Pointer.html
af854a3a-2127-422b-91ae-364da2661108http://seclists.org/fulldisclosure/2024/Jan/68
af854a3a-2127-422b-91ae-364da2661108https://tug.org/pipermail/tex-live/2023-August/049406.html

Weakness Classification(1)

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

CWE-476NULL Pointer Dereference

Data Freshness Timeline

(refreshed 19× in last 7d / 20× 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.

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Frequently asked(5)

What is CVE-2023-46051?

CVE-2023-46051 is a low vulnerability published on March 27, 2024. TeX Live 944e257 allows a NULL pointer dereference in texk/web2c/pdftexdir/tounicode.c. NOTE: this is disputed because it should be categorized as a usability problem.

When was CVE-2023-46051 disclosed?

CVE-2023-46051 was first published in the National Vulnerability Database on March 27, 2024, with the most recent update on April 15, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-46051 actively exploited?

CVE-2023-46051 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 2.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-46051?

CVE-2023-46051 has a CVSS v3 base score of 3.3 (NVD).

How do I remediate CVE-2023-46051?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-46051, 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-2023-46051

📅 Published

🔄 Last Modified

🔗 References (5)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-46051?

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Published

Last Modified

References (5)

Frequently asked(5)

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