Skip to content

Fix vuln OSV-2024-381 #2

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Closed
oss-patch wants to merge 1 commit into from
Closed

Fix vuln OSV-2024-381 #2

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
7 changes: 7 additions & 0 deletions src/H5Faccum.c
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -894,6 +894,12 @@ H5F__accum_free(H5F_shared_t *f_sh, H5FD_mem_t H5_ATTR_UNUSED type, haddr_t addr
H5_CHECKED_ASSIGN(overlap_size, size_t, (addr + size) - accum->loc, haddr_t);
new_accum_size = accum->size - overlap_size;

/* Ensure overlap_size does not exceed accum->size */
if (overlap_size > accum->size) {
accum->loc = HADDR_UNDEF;
accum->size = 0;
accum->dirty = FALSE;
} else {
/* Move the accumulator buffer information to eliminate the freed block */
HDmemmove(accum->buf, accum->buf + overlap_size, new_accum_size);

Expand All @@ -918,6 +924,7 @@ H5F__accum_free(H5F_shared_t *f_sh, H5FD_mem_t H5_ATTR_UNUSED type, haddr_t addr
} /* end else */
} /* end if */
} /* end else */
} /* end else */
} /* end if */
/* Block to free must start within the accumulator */
else {
Expand Down
Loading