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| author |  Nikias Bassen | 2026-01-17 15:18:06 +0100 |
|---|---|---|
| committer | Nikias Bassen | 2026-01-17 16:04:00 +0100 |
| commit | e45099fb21b679aa0cdb0db394587bb5ba675b0c (patch) | |
| tree | b1a2c1dd34877d83a04d6d6fab804fb2e5a65f2d /src/out-default.c | |
| parent | 26dd27c435a0d110c924e1fef34ad0f6ae60e251 (diff) | |
| download | libplist-e45099fb21b679aa0cdb0db394587bb5ba675b0c.tar.gz libplist-e45099fb21b679aa0cdb0db394587bb5ba675b0c.tar.bz2 | |
Prevent deep nesting of plist structures in all input/output formats
Thanks to @unbengable12 for reporting. Addresses #288, #289, #290, #291, and #292.
Diffstat (limited to 'src/out-default.c')
| -rw-r--r-- | src/out-default.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/out-default.c b/src/out-default.c index 09e64c3..fb57bcf 100644 --- a/src/out-default.c +++ b/src/out-default.c @@ -318,6 +318,13 @@ static plist_err_t _node_estimate_size(node_t node, uint64_t *size, uint32_t dep return PLIST_ERR_INVALID_ARG; } + if (depth > PLIST_MAX_NESTING_DEPTH) { +#if DEBUG + fprintf(stderr, "libplist: ERROR: maximum nesting depth (%u) exceeded\n", (unsigned)PLIST_MAX_NESTING_DEPTH); +#endif + return PLIST_ERR_MAX_NESTING; + } + if (hash_table_lookup(visited, node)) { #if DEBUG fprintf(stderr, "libplist: ERROR: circular reference detected\n"); |