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Fix xkb_keysym_from_name for numeric keysyms 

When parsing hexadecimal keysym using `xkb_keysym_from_name`,
the result is limited by `parse_keysym_hex` to 0xffffffff, but the
maximum keysym is XKB_MAX_KEYSYM, i.e. 0x1fffffff.

Fixed by adding an upper bound.
master
Pierre Le Marre 2023-07-04 09:23:24 +02:00 committed by Wismill
parent 4823838fa3
commit 397e7e013d
1 changed files with 2 additions and 0 deletions
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2
src/keysym.c
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@ -208,6 +208,8 @@ xkb_keysym_from_name(const char *name, enum xkb_keysym_flags flags)
else if (name[0] == '0' && (name[1] == 'x' || (icase && name[1] == 'X'))) { else if (name[0] == '0' && (name[1] == 'x' || (icase && name[1] == 'X'))) {
if (!parse_keysym_hex(&name[2], &val)) if (!parse_keysym_hex(&name[2], &val))
return XKB_KEY_NoSymbol; return XKB_KEY_NoSymbol;
if (val > XKB_KEYSYM_MAX)
return XKB_KEY_NoSymbol;
return (xkb_keysym_t) val; return (xkb_keysym_t) val;
} }