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Do not read over buffer if format is a single #, and do not loop forever

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if UTF-8 is unfinished in a format. Reported by Giorgi Kobakhia im
GitHub issue 4735.
This commit is contained in:
nicm
2025-12-04 20:49:57 +00:00
committed by Nicholas Marriott
parent 01962e25dc
commit faebe7a70a
2 changed files with 2 additions and 3 deletions
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2
format-draw.c
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@@ -1104,8 +1104,6 @@ format_width(const char *expanded)
more = utf8_append(&ud, *cp);
if (more == UTF8_DONE)
width += ud.width;
else
cp -= ud.have;
} else if (*cp > 0x1f && *cp < 0x7f) {
width++;
cp++;