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openSUSE:Leap:15.2
transfig
fig2dev-3.2.6a-input-sanitizing.patch
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File fig2dev-3.2.6a-input-sanitizing.patch of Package transfig
Description: Some input sanitizing when reading FIG files. Bug-Debian: https://bugs.debian.org/881143 Bug-Debian: https://bugs.debian.org/881144 Author: Thomas Loimer <thomas.loimer@tuwien.ac.at> --- a/fig2dev/read.c +++ b/fig2dev/read.c @@ -1329,8 +1329,14 @@ read_textobject(FILE *fp) | PSFONT_TEXT; /* keep the font number reasonable */ - if (t->font > MAXFONT(t)) + if (t->font > MAXFONT(t)) { t->font = MAXFONT(t); + } else if (t->font < 0 ) { + if (psfont_text(t) && t->font < -1) + t->font = -1; + else + t->font = 0; + } fix_and_note_color(&t->color); t->comments = attach_comments(); /* attach any comments */ return t; --- a/fig2dev/read1_3.c +++ b/fig2dev/read1_3.c @@ -470,6 +470,15 @@ read_textobject(FILE *fp) free((char*) t); return(NULL); } + /* keep the font number within valid range */ + if (t->font > MAXFONT(t)) { + t->font = MAXFONT(t); + } else if (t->font < 0 ) { + if (psfont_text(t) && t->font < -1) + t->font = -1; + else + t->font = 0; + } (void)strcpy(t->cstring, buf); if (t->size == 0) t->size = 18; return(t);
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