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Merge branch 'obsd-master'

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This commit is contained in:
Thomas Adam
2026-04-27 16:01:09 +01:00
parent fc6d94a9f8 9840d4a4a3
commit c2659401b0
1 changed files with 10 additions and 0 deletions
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10
cmd-parse.y
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@@ -37,6 +37,8 @@ static void printflike(1,2) yyerror(const char *, ...);
static char *yylex_token(int);
static char *yylex_format(void);
#define CMD_PARSE_MAX_ENVIRON_LEN 16384
struct cmd_parse_scope {
int flag;
TAILQ_ENTRY (cmd_parse_scope) entry;
@@ -232,6 +234,10 @@ assignment : EQUALS
flag = flag && scope->flag;
}
if (strlen($1) > CMD_PARSE_MAX_ENVIRON_LEN) {
yyerror("environment variable is too long");
YYABORT;
}
if ((~flags & CMD_PARSE_PARSEONLY) && flag)
environ_put(global_environ, $1, 0);
free($1);
@@ -250,6 +256,10 @@ hidden_assignment : HIDDEN EQUALS
flag = flag && scope->flag;
}
if (strlen($2) > CMD_PARSE_MAX_ENVIRON_LEN) {
yyerror("environment variable is too long");
YYABORT;
}
if ((~flags & CMD_PARSE_PARSEONLY) && flag)
environ_put(global_environ, $2, ENVIRON_HIDDEN);
free($2);