rizinorg/rizin
1
0
Fork 0
mirror of https://github.com/rizinorg/rizin.git synced 2026-10-11 22:19:51 +00:00
Code Issues Packages Projects Releases Wiki Activity

fix leaks in pdb7_extract_msf_stream_directory() in librz/bin/pdb/pdb.c (#6850)

Browse Source
This commit is contained in:
Syh-Xiong
2026-10-08 20:06:00 +01:00
committed by GitHub
parent 0ed7bdfdaf
commit 140d43f0ce
1 changed files with 7 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
librz/bin/pdb/pdb.c
+7
View File
@@ -227,15 +227,18 @@ static RzPdbMsfStreamDirectory *pdb7_extract_msf_stream_directory(RzPdb *pdb) {
RzPdbMsfStreamDirectory *msd = RZ_NEW0(RzPdbMsfStreamDirectory);
if (!msd) {
rz_buf_free(sd);
goto error_memory;
}
if (!rz_buf_read_le32(sd, &msd->NumStreams)) {
rz_buf_free(sd);
RZ_FREE(msd);
goto error;
}
msd->StreamSizes = (ut32 *)malloc(msd->NumStreams * sizeof(ut32));
msd->sd = sd;
if (!msd->StreamSizes) {
rz_buf_free(msd->sd);
RZ_FREE(msd);
goto error_memory;
}
@@ -243,6 +246,8 @@ static RzPdbMsfStreamDirectory *pdb7_extract_msf_stream_directory(RzPdb *pdb) {
for (size_t i = 0; i < msd->NumStreams; i++) {
ut32 stream_size;
if (!rz_buf_read_le32(sd, &stream_size)) {
rz_buf_free(msd->sd);
RZ_FREE(msd->StreamSizes);
RZ_FREE(msd);
goto error;
}
@@ -258,6 +263,8 @@ static RzPdbMsfStreamDirectory *pdb7_extract_msf_stream_directory(RzPdb *pdb) {
ut32 msd_size = sizeof(ut32) + msd->NumStreams * sizeof(ut32) + total_blocks * sizeof(ut32);
if (msd_size != pdb->super_block->num_directory_bytes) {
RZ_LOG_ERROR("Error stream directory size.\n");
rz_buf_free(msd->sd);
RZ_FREE(msd->StreamSizes);
RZ_FREE(msd);
goto error;
}