qemu/dp8393x-switch-to-use-qemu_receive_packe.patch
Bruce Rogers 86ffd40d11 Accepting request 882222 from home:bfrogers:branches:Virtualization
- Switch method of splitting off hw-s390x-virtio-gpu-ccw.so as a
  module to what was accepted upstream (bsc#1181103)
* Patches dropped:
  hw-s390x-modularize-virtio-gpu-ccw.patch
* Patches added:
  s390x-add-have_virtio_ccw.patch
  s390x-modularize-virtio-gpu-ccw.patch
  s390x-move-S390_ADAPTER_SUPPRESSIBLE.patch
- Fix OOB access in sdhci interface (CVE-2020-17380, bsc#1175144,
  CVE-2020-25085, bsc#1176681, CVE-2021-3409, bsc#1182282)
  hw-sd-sd-Actually-perform-the-erase-oper.patch
  hw-sd-sd-Fix-build-error-when-DEBUG_SD-i.patch
  hw-sd-sdhci-Correctly-set-the-controller.patch
  hw-sd-sdhci-Don-t-transfer-any-data-when.patch
  hw-sd-sdhci-Don-t-write-to-SDHC_SYSAD-re.patch
  hw-sd-sdhci-Limit-block-size-only-when-S.patch
  hw-sd-sdhci-Reset-the-data-pointer-of-s-.patch
  hw-sd-sd-Move-the-sd_block_-read-write-a.patch
  hw-sd-sd-Skip-write-protect-groups-check.patch
- Fix potential privilege escalation in virtiofsd tool
  (CVE-2021-20263, bsc#1183373)
  tools-virtiofsd-Replace-the-word-whiteli.patch
  viriofsd-Add-support-for-FUSE_HANDLE_KIL.patch
  virtiofsd-extract-lo_do_open-from-lo_ope.patch
  virtiofsd-optionally-return-inode-pointe.patch
  virtiofsd-prevent-opening-of-special-fil.patch
  virtiofs-drop-remapped-security.capabili.patch
  virtiofsd-Save-error-code-early-at-the-f.patch
- Fix OOB access (stack overflow) in rtl8139 NIC emulation
  (CVE-2021-3416, bsc#1182968)
  net-introduce-qemu_receive_packet.patch
  rtl8139-switch-to-use-qemu_receive_packe.patch
- Fix OOB access (stack overflow) in other NIC emulations
  (CVE-2021-3416)
  cadence_gem-switch-to-use-qemu_receive_p.patch
  dp8393x-switch-to-use-qemu_receive_packe.patch
  e1000-switch-to-use-qemu_receive_packet-.patch
  lan9118-switch-to-use-qemu_receive_packe.patch
  msf2-mac-switch-to-use-qemu_receive_pack.patch
  pcnet-switch-to-use-qemu_receive_packet-.patch
  sungem-switch-to-use-qemu_receive_packet.patch
  tx_pkt-switch-to-use-qemu_receive_packet.patch
- Fix heap overflow in MSIx emulation (CVE-2020-27821, bsc#1179686)
  memory-clamp-cached-translation-in-case-.patch
- Include upstream patches designated as stable material and
  reviewed for applicability to include here
  hw-arm-virt-Disable-pl011-clock-migratio.patch
  xen-block-Fix-removal-of-backend-instanc.patch
- Fix package scripts to not use hard coded paths for temporary
  working directories and log files (bsc#1182425)

OBS-URL: https://build.opensuse.org/request/show/882222
OBS-URL: https://build.opensuse.org/package/show/Virtualization/qemu?expand=0&rev=632
2021-03-30 20:27:28 +00:00

37 lines
1.3 KiB
Diff

From: Jason Wang <jasowang@redhat.com>
Date: Wed, 24 Feb 2021 12:57:40 +0800
Subject: dp8393x: switch to use qemu_receive_packet() for loopback packet
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Git-commit: 331d2ac9ea307c990dc86e6493e8f0c48d14bb33
This patch switches to use qemu_receive_packet() which can detect
reentrancy and return early.
This is intended to address CVE-2021-3416.
Cc: Prasad J Pandit <ppandit@redhat.com>
Cc: qemu-stable@nongnu.org
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com
Signed-off-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: Bruce Rogers <brogers@suse.com>
---
hw/net/dp8393x.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/hw/net/dp8393x.c b/hw/net/dp8393x.c
index 205c0decc535724de568023e9f23..533a8304d0bc4b7b8a7750389cc0 100644
--- a/hw/net/dp8393x.c
+++ b/hw/net/dp8393x.c
@@ -506,7 +506,7 @@ static void dp8393x_do_transmit_packets(dp8393xState *s)
s->regs[SONIC_TCR] |= SONIC_TCR_CRSL;
if (nc->info->can_receive(nc)) {
s->loopback_packet = 1;
- nc->info->receive(nc, s->tx_buffer, tx_len);
+ qemu_receive_packet(nc, s->tx_buffer, tx_len);
}
} else {
/* Transmit packet */