diff options
| author | Mark Wielaard <mark@klomp.org> | 2023-02-08 16:53:24 +0100 |
|---|---|---|
| committer | Mark Wielaard <mark@klomp.org> | 2023-02-14 16:45:10 +0100 |
| commit | 922068cebba6ed0dfc2da0a9e40e3e1b63e0aca9 (patch) | |
| tree | de05636616a8ab25c9504fca479c641490d61f22 /src/ChangeLog | |
| parent | e444d60a341b7b9bc3ae763a843d3e7190234ca9 (diff) | |
| download | elfutils-922068cebba6ed0dfc2da0a9e40e3e1b63e0aca9.tar.gz | |
libdw, readelf, elflint: Add get_(u|s)leb128 guards
Add sanity check making sure an leb128 isn't being read beyond the
end of the current data segment. Most code already had these guards,
but some were missing. This makes sure an appropriate error is
generated instead.
Signed-off-by: Mark Wielaard <mark@klomp.org>
Diffstat (limited to 'src/ChangeLog')
| -rw-r--r-- | src/ChangeLog | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/ChangeLog b/src/ChangeLog index 915494f2..699d98ee 100644 --- a/src/ChangeLog +++ b/src/ChangeLog @@ -1,3 +1,15 @@ +2023-02-12 Mark Wielaard <mark@klomp.org> + + * readelf.c (print_attributes): Add comment about check. + (read_encoded): Check readp >= endp before reading + DW_EH_PE_uleb128 and DW_EH_PE_sleb128. + * elflint.c (check_attributes): Check r >= q before reading + uleb128. + (print_debug_frame_section): Check augmentation length can be read + as uleb128. + (print_debug_exception_table): Likewise for ttype_base_offset, + call_site_table_len and action. + 2023-01-22 Mark Wielaard <mark@klomp.org> * addr2line.c (options): Separate --demangle and -C. |