diff options
| author | Peter Maydell <peter.maydell@linaro.org> | 2024-11-08 10:26:15 +0000 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2024-11-08 10:26:15 +0000 |
| commit | 96ed19c3bc4b4045e159d9e16ad2bf4c5a166ad2 (patch) | |
| tree | 5564bddbdb0e8e42bdad01064044de5913819baa | |
| parent | ff30ed9c4471136d5cbc61bbcc69ed63ba8fadd1 (diff) | |
| parent | 042b4ebfd2298ae01553844124f27d651cdb1071 (diff) | |
Merge tag 'pull-9p-20241108' of https://github.com/cschoenebeck/qemu into staging
* Fix crash with a bad 9p client.
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# gpg: Signature made Fri 08 Nov 2024 09:56:30 GMT
# gpg: using RSA key 96D8D110CF7AF8084F88590134C2B58765A47395
# gpg: issuer "qemu_oss@crudebyte.com"
# gpg: Good signature from "Christian Schoenebeck <qemu_oss@crudebyte.com>" [unknown]
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg: There is no indication that the signature belongs to the owner.
# Primary key fingerprint: ECAB 1A45 4014 1413 BA38 4926 30DB 47C3 A012 D5F4
# Subkey fingerprint: 96D8 D110 CF7A F808 4F88 5901 34C2 B587 65A4 7395
* tag 'pull-9p-20241108' of https://github.com/cschoenebeck/qemu:
9pfs: fix crash on 'Treaddir' request
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
| -rw-r--r-- | hw/9pfs/9p.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/hw/9pfs/9p.c b/hw/9pfs/9p.c index af636cfb2d..9a291d1b51 100644 --- a/hw/9pfs/9p.c +++ b/hw/9pfs/9p.c @@ -2587,6 +2587,11 @@ static void coroutine_fn v9fs_readdir(void *opaque) retval = -EINVAL; goto out_nofid; } + if (fidp->fid_type != P9_FID_DIR) { + warn_report_once("9p: bad client: T_readdir on non-directory stream"); + retval = -ENOTDIR; + goto out; + } if (!fidp->fs.dir.stream) { retval = -EINVAL; goto out; |