diff options
Diffstat (limited to 'gitlab/issues_text/target_missing/host_missing/accel_missing/1171')
| -rw-r--r-- | gitlab/issues_text/target_missing/host_missing/accel_missing/1171 | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/gitlab/issues_text/target_missing/host_missing/accel_missing/1171 b/gitlab/issues_text/target_missing/host_missing/accel_missing/1171 new file mode 100644 index 000000000..65d6dc5fa --- /dev/null +++ b/gitlab/issues_text/target_missing/host_missing/accel_missing/1171 @@ -0,0 +1,3 @@ +tulip: DMA reentrancy issue leads to stack overflow (CVE-2022-2962) +Description of problem: +A DMA reentrancy issue was found in the tulip emulation. When tulip reads or writes to rx/tx descriptor ( tulip_desc_read/write ) or copies rx/tx frame(tulip_copy_rx_bytes / tulip_copy_tx_buffers), it doesn't check whether the destination address is its own MMIO address. A malicious guest could use this flaw to crash the QEMU process on the host, resulting in a denial of service condition or, potentially, executing arbitrary code within the context of the QEMU process on the host. |