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CVE-2023-46048
Tex Live 944e257 has a NULL pointer dereference in texk/web2c/pdftexdir/writet1.c. NOTE: this is disputed because it should be categorized…
Medium6.2Public exploitEPSS 0.29%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Tex Live 944e257 has a NULL pointer dereference in texk/web2c/pdftexdir/writet1.c. NOTE: this is disputed because it should be categorized as a usability problem.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. CISA's SSVC rates its exploitation: a proof of concept is public.
Timeline
ID reserved
By mitre
- 5 months later
· 5 months later
Published
- 20 months later
· 20 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | Medium6.2 | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVDNVD · Deferred | 3.1 | Medium6.2 | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.29% · top 78% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: poc · Automatable: no · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.2.
Weakness
Affected products
n/a
- affected n/a
References (3)
- https://tug.org/pipermail/tex-live/2023-August/049400.html (opens in a new tab)x_transferred
- 20240126 null pointer deference in tex-live via a crafted cmr10.pfb (opens in a new tab)mailing-listx_transferred
- http://packetstormsecurity.com/files/176819/tex-live-944e257-Null-Pointer.html (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2023-46048)Record last updated .