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| author | ailin-nemui <ailin-nemui@users.noreply.github.com> | 2018-02-14 15:04:16 +0100 |
|---|---|---|
| committer | ailin-nemui <ailin-nemui@users.noreply.github.com> | 2018-02-14 15:04:24 +0100 |
| commit | e289d34b9a50b46f57698980e899b71f0069abda (patch) | |
| tree | 87af357c9c7abdd7c4c8dbac1dbb5f4813b214a1 | |
| parent | a2bc308dca885c294d6f63e12b6353115a0f38fe (diff) | |
| download | irssi-e289d34b9a50b46f57698980e899b71f0069abda.zip | |
limit alignment padding to a screenful
Credit to Oss-Fuzz
| -rw-r--r-- | src/core/special-vars.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/core/special-vars.c b/src/core/special-vars.c index e131b0ed..33d9cd55 100644 --- a/src/core/special-vars.c +++ b/src/core/special-vars.c @@ -33,6 +33,8 @@ #define isarg(c) \ (i_isdigit(c) || (c) == '*' || (c) == '~' || (c) == '-') +#define ALIGN_MAX 222488 + static SPECIAL_HISTORY_FUNC history_func = NULL; static char *get_argument(char **cmd, char **arglist) @@ -300,6 +302,10 @@ static int get_alignment_args(char **data, int *align, int *flags, char *pad) if (!parse_uint(str, &endptr, 10, &align_)) { return FALSE; } + /* alignment larger than supported */ + if (align_ > ALIGN_MAX) { + return FALSE; + } str = endptr; *align = align_; |