diff options
Diffstat (limited to 'meta/recipes-devtools/qemu/qemu/CVE-2020-28916.patch')
| -rw-r--r-- | meta/recipes-devtools/qemu/qemu/CVE-2020-28916.patch | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/meta/recipes-devtools/qemu/qemu/CVE-2020-28916.patch b/meta/recipes-devtools/qemu/qemu/CVE-2020-28916.patch deleted file mode 100644 index 5212196837..0000000000 --- a/meta/recipes-devtools/qemu/qemu/CVE-2020-28916.patch +++ /dev/null @@ -1,49 +0,0 @@ -From c2cb511634012344e3d0fe49a037a33b12d8a98a Mon Sep 17 00:00:00 2001 -From: Prasad J Pandit <pjp@fedoraproject.org> -Date: Wed, 11 Nov 2020 18:36:36 +0530 -Subject: [PATCH] hw/net/e1000e: advance desc_offset in case of null -descriptor - -While receiving packets via e1000e_write_packet_to_guest() routine, -'desc_offset' is advanced only when RX descriptor is processed. And -RX descriptor is not processed if it has NULL buffer address. -This may lead to an infinite loop condition. Increament 'desc_offset' -to process next descriptor in the ring to avoid infinite loop. - -Reported-by: Cheol-woo Myung <330cjfdn@gmail.com> -Signed-off-by: Prasad J Pandit <pjp@fedoraproject.org> -Signed-off-by: Jason Wang <jasowang@redhat.com> - -Upstream-Status: Backport -CVE: CVE-2020-28916 -[https://git.qemu.org/?p=qemu.git;a=commit;h=c2cb511634012344e3d0fe49a037a33b12d8a98a] -Signed-off-by: Li Wang <li.wang@windriver.com> ---- - hw/net/e1000e_core.c | 8 ++++---- - 1 file changed, 4 insertions(+), 4 deletions(-) - -diff --git a/hw/net/e1000e_core.c b/hw/net/e1000e_core.c -index bcd186c..d3e3cdc 100644 ---- a/hw/net/e1000e_core.c -+++ b/hw/net/e1000e_core.c -@@ -1596,13 +1596,13 @@ e1000e_write_packet_to_guest(E1000ECore *core, struct NetRxPkt *pkt, - (const char *) &fcs_pad, e1000x_fcs_len(core->mac)); - } - } -- desc_offset += desc_size; -- if (desc_offset >= total_size) { -- is_last = true; -- } - } else { /* as per intel docs; skip descriptors with null buf addr */ - trace_e1000e_rx_null_descriptor(); - } -+ desc_offset += desc_size; -+ if (desc_offset >= total_size) { -+ is_last = true; -+ } - - e1000e_write_rx_descr(core, desc, is_last ? core->rx_pkt : NULL, - rss_info, do_ps ? ps_hdr_len : 0, &bastate.written); --- -2.17.1 - |