diff options
| author | Brecht Van Lommel <brechtvanlommel@gmail.com> | 2018-01-15 01:26:31 +0300 |
|---|---|---|
| committer | Brecht Van Lommel <brechtvanlommel@gmail.com> | 2018-01-17 22:25:42 +0300 |
| commit | 07aed404cfb2759f97c60b9f64d8a9392dabaf1a (patch) | |
| tree | ae47bdb684d0fbc8928dd2c011ca24a7fbfcb0d7 /source/blender/makesdna/intern | |
| parent | d30cc1ea0b9ba64d8a1e22105528b6cb8077692c (diff) | |
Fix buffer overflow vulernability in thumbnail file reading.
Fixes CVE-2017-2908 from T52924.
Differential Revision: https://developer.blender.org/D3001
Diffstat (limited to 'source/blender/makesdna/intern')
| -rw-r--r-- | source/blender/makesdna/intern/dna_genfile.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/source/blender/makesdna/intern/dna_genfile.c b/source/blender/makesdna/intern/dna_genfile.c index 181d01e04fc..dec93f97c6c 100644 --- a/source/blender/makesdna/intern/dna_genfile.c +++ b/source/blender/makesdna/intern/dna_genfile.c @@ -173,7 +173,9 @@ void DNA_sdna_free(SDNA *sdna) MEM_freeN(sdna->structs); #ifdef WITH_DNA_GHASH - BLI_ghash_free(sdna->structs_map, NULL, NULL); + if (sdna->structs_map) { + BLI_ghash_free(sdna->structs_map, NULL, NULL); + } #endif MEM_freeN(sdna); |