diff options
Diffstat (limited to 'gnu/packages/patches/qemu-CVE-2015-5158.patch')
| -rw-r--r-- | gnu/packages/patches/qemu-CVE-2015-5158.patch | 45 |
1 files changed, 0 insertions, 45 deletions
diff --git a/gnu/packages/patches/qemu-CVE-2015-5158.patch b/gnu/packages/patches/qemu-CVE-2015-5158.patch deleted file mode 100644 index bedbfc8fa4..0000000000 --- a/gnu/packages/patches/qemu-CVE-2015-5158.patch +++ /dev/null @@ -1,45 +0,0 @@ -c170aad8b057223b1139d72e5ce7acceafab4fa9 -Author: Paolo Bonzini <pbonzini@redhat.com> -Date: Tue Jul 21 08:59:39 2015 +0200 - - scsi: fix buffer overflow in scsi_req_parse_cdb (CVE-2015-5158) - - This is a guest-triggerable buffer overflow present in QEMU 2.2.0 - and newer. scsi_cdb_length returns -1 as an error value, but the - caller does not check it. - - Luckily, the massive overflow means that QEMU will just SIGSEGV, - making the impact much smaller. - - Reported-by: Zhu Donghai (朱东海) <donghai.zdh@alibaba-inc.com> - Fixes: 1894df02811f6b79ea3ffbf1084599d96f316173 - Reviewed-by: Fam Zheng <famz@redhat.com> - Cc: qemu-stable@nongnu.org - Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> - -1 file changed, 6 insertions(+), 1 deletion(-) - hw/scsi/scsi-bus.c | 7 ++++++- - - Modified hw/scsi/scsi-bus.c -diff --git a/hw/scsi/scsi-bus.c b/hw/scsi/scsi-bus.c -index f50b2f0..f0ae462 100644 ---- a/hw/scsi/scsi-bus.c -+++ b/hw/scsi/scsi-bus.c -@@ -1239,10 +1239,15 @@ int scsi_cdb_length(uint8_t *buf) { - int scsi_req_parse_cdb(SCSIDevice *dev, SCSICommand *cmd, uint8_t *buf) - { - int rc; -+ int len; - - cmd->lba = -1; -- cmd->len = scsi_cdb_length(buf); -+ len = scsi_cdb_length(buf); -+ if (len < 0) { -+ return -1; -+ } - -+ cmd->len = len; - switch (dev->type) { - case TYPE_TAPE: - rc = scsi_req_stream_xfer(cmd, dev, buf); - |