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| author | Nick Clifton <nickc@redhat.com> | 2013-09-17 13:57:21 +0000 |
|---|---|---|
| committer | Nick Clifton <nickc@redhat.com> | 2013-09-17 13:57:21 +0000 |
| commit | 3d4a522e2556c6484f64331af24664ed5e8aa2a3 (patch) | |
| tree | b7b4b2375ef5fbea7921d6fd1b043e72cf33e608 | |
| parent | 9243dd0e802008bb40747f6e026fbe07a468b7a0 (diff) | |
| download | gdb-3d4a522e2556c6484f64331af24664ed5e8aa2a3.zip gdb-3d4a522e2556c6484f64331af24664ed5e8aa2a3.tar.gz gdb-3d4a522e2556c6484f64331af24664ed5e8aa2a3.tar.bz2 | |
PR ld/15957
* deffilep.y (def_file_add_directive): Avoid readin past end of
buffer.
| -rw-r--r-- | ld/ChangeLog | 6 | ||||
| -rw-r--r-- | ld/deffilep.y | 19 |
2 files changed, 19 insertions, 6 deletions
diff --git a/ld/ChangeLog b/ld/ChangeLog index 1ae8a11..bc3e8da 100644 --- a/ld/ChangeLog +++ b/ld/ChangeLog @@ -1,3 +1,9 @@ +2013-09-17 Nick Clifton <nickc@redhat.com> + + PR ld/15957 + * deffilep.y (def_file_add_directive): Avoid readin past end of + buffer. + 2013-08-28 Nick Clifton <nickc@redhat.com> PR ld/15896 diff --git a/ld/deffilep.y b/ld/deffilep.y index 9121f8f..2dd21be 100644 --- a/ld/deffilep.y +++ b/ld/deffilep.y @@ -934,13 +934,20 @@ def_file_add_directive (def_file *my_def, const char *param, int len) if (!diropts[i].param) { - char saved; + if (tend < pend) + { + char saved; - saved = * tend; - * tend = 0; - /* xgettext:c-format */ - einfo (_("Warning: .drectve `%s' unrecognized\n"), param); - * tend = saved; + saved = * tend; + * tend = 0; + /* xgettext:c-format */ + einfo (_("Warning: .drectve `%s' unrecognized\n"), param); + * tend = saved; + } + else + { + einfo (_("Warning: corrupt .drectve at end of def file\n")); + } } lex_parse_string = 0; |