diff options
Diffstat (limited to 'src/debug/elf')
| -rw-r--r-- | src/debug/elf/file.go | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/debug/elf/file.go b/src/debug/elf/file.go index 95c28c1433..f37d4b8e9a 100644 --- a/src/debug/elf/file.go +++ b/src/debug/elf/file.go @@ -377,6 +377,12 @@ func NewFile(r io.ReaderAt) (*File, error) { Align: ph.Align, } } + if int64(p.Off) < 0 { + return nil, &FormatError{off, "invalid program header offset", p.Off} + } + if int64(p.Filesz) < 0 { + return nil, &FormatError{off, "invalid program header file size", p.Filesz} + } p.sr = io.NewSectionReader(r, int64(p.Off), int64(p.Filesz)) p.ReaderAt = p.sr f.Progs[i] = p |