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| author | Ulrich Drepper <drepper@redhat.com> | 2004-08-05 16:27:58 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2004-08-05 16:27:58 +0000 |
| commit | 08bcfb594bceff6d74bce2d8298239881cef8d7d (patch) | |
| tree | a17c53de90a729cb7b82f913a0dd045451abda25 /resolv/inet_pton.c | |
| parent | 2f0cdd2b9e41f4141c8e60584efe2fea81a9dad0 (diff) | |
| download | glibc-08bcfb594bceff6d74bce2d8298239881cef8d7d.tar glibc-08bcfb594bceff6d74bce2d8298239881cef8d7d.tar.gz glibc-08bcfb594bceff6d74bce2d8298239881cef8d7d.tar.bz2 glibc-08bcfb594bceff6d74bce2d8298239881cef8d7d.zip | |
[BZ #295]
Update.
2004-08-04 Jakub Jelinek <jakub@redhat.com>
* resolv/inet_pton.c (inet_pton4): Disallow octal numbers. Reported
by A. Guru <a.guru@sympatico.ca>. [BZ #295]
Diffstat (limited to 'resolv/inet_pton.c')
| -rw-r--r-- | resolv/inet_pton.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/resolv/inet_pton.c b/resolv/inet_pton.c index 1a848350f2..c507013e4e 100644 --- a/resolv/inet_pton.c +++ b/resolv/inet_pton.c @@ -69,7 +69,8 @@ libc_hidden_def (inet_pton) /* int * inet_pton4(src, dst) - * like inet_aton() but without all the hexadecimal and shorthand. + * like inet_aton() but without all the hexadecimal, octal (with the + * exception of 0) and shorthand. * return: * 1 if `src' is a valid dotted quad, else 0. * notice: @@ -94,6 +95,8 @@ inet_pton4(src, dst) if (ch >= '0' && ch <= '9') { u_int new = *tp * 10 + (ch - '0'); + if (saw_digit && *tp == 0) + return (0); if (new > 255) return (0); *tp = new; |