Description
Stack-based buffer overflow in the _nc_write_entry function in tinfo/write_entry.c in ncurses 6.0 allows attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted terminfo file, as demonstrated by tic.
Affected products
invisible-island: ncurses
References10
- invisible-island.net/ncurses/NEWS.html#t20171125 Vendor Advisory
- invisible-island.net/ncurses/NEWS.html#t20171125 Vendor Advisory
- packetstormsecurity.com/files/145045/GNU-ncurses-6.0-tic-Denial… Third Party AdvisoryVDB Entry
- lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b83…
- lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795…
- security.gentoo.org/glsa/201804-13 Third Party Advisory
- tools.cisco.com/security/center/viewAlert.x?alertId=57695 Permissions RequiredThird Party Advisory
- packetstormsecurity.com/files/145045/GNU-ncurses-6.0-tic-Denial… Third Party AdvisoryVDB Entry
- lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b83…
- lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795…
Metrics
- CVSS 3.1
-
7.8
HIGH
Score source: NVD
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - EPSS — exploit probability
- 2% percentile: 84 · as of 3 November 2026
- CWE
- CWE-787
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