diff options
Diffstat (limited to 'meta-xilinx/meta-xilinx-bsp/recipes-devtools/qemu/qemu/CVE-2020-29129-CVE-2020-29130.patch')
| -rw-r--r-- | meta-xilinx/meta-xilinx-bsp/recipes-devtools/qemu/qemu/CVE-2020-29129-CVE-2020-29130.patch | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/meta-xilinx/meta-xilinx-bsp/recipes-devtools/qemu/qemu/CVE-2020-29129-CVE-2020-29130.patch b/meta-xilinx/meta-xilinx-bsp/recipes-devtools/qemu/qemu/CVE-2020-29129-CVE-2020-29130.patch deleted file mode 100644 index e5829f6da..000000000 --- a/meta-xilinx/meta-xilinx-bsp/recipes-devtools/qemu/qemu/CVE-2020-29129-CVE-2020-29130.patch +++ /dev/null @@ -1,64 +0,0 @@ -From 2e1dcbc0c2af64fcb17009eaf2ceedd81be2b27f Mon Sep 17 00:00:00 2001 -From: Prasad J Pandit <pjp@fedoraproject.org> -Date: Thu, 26 Nov 2020 19:27:06 +0530 -Subject: [PATCH] slirp: check pkt_len before reading protocol header -MIME-Version: 1.0 -Content-Type: text/plain; charset=utf8 -Content-Transfer-Encoding: 8bit - -While processing ARP/NCSI packets in 'arp_input' or 'ncsi_input' -routines, ensure that pkt_len is large enough to accommodate the -respective protocol headers, lest it should do an OOB access. -Add check to avoid it. - -CVE-2020-29129 CVE-2020-29130 - QEMU: slirp: out-of-bounds access while processing ARP/NCSI packets - -> https://www.openwall.com/lists/oss-security/2020/11/27/1 - -Reported-by: Qiuhao Li <Qiuhao.Li@outlook.com> -Signed-off-by: Prasad J Pandit <pjp@fedoraproject.org> -Message-Id: <20201126135706.273950-1-ppandit@redhat.com> -Reviewed-by: Marc-Andrà Lureau <marcandre.lureau@redhat.com> - -Upstream-Status: Backport -CVE: CVE-2020-29129 CVE-2020-29130 -[https://git.qemu.org/?p=libslirp.git;a=commit;h=2e1dcbc0c2af64fcb17009eaf2ceedd81be2b27f] -Signed-off-by: Li Wang <li.wang@windriver.com> ---- - slirp/src/ncsi.c | 4 ++++ - slirp/src/slirp.c | 4 ++++ - 2 files changed, 8 insertions(+) - -diff --git a/slirp/src/ncsi.c b/slirp/src/ncsi.c -index 3c1dfef..75dcc08 100644 ---- a/slirp/src/ncsi.c -+++ b/slirp/src/ncsi.c -@@ -148,6 +148,10 @@ void ncsi_input(Slirp *slirp, const uint8_t *pkt, int pkt_len) - uint32_t checksum; - uint32_t *pchecksum; - -+ if (pkt_len < ETH_HLEN + sizeof(struct ncsi_pkt_hdr)) { -+ return; /* packet too short */ -+ } -+ - memset(ncsi_reply, 0, sizeof(ncsi_reply)); - - memset(reh->h_dest, 0xff, ETH_ALEN); -diff --git a/slirp/src/slirp.c b/slirp/src/slirp.c -index dba7c98..9be58e2 100644 ---- a/slirp/src/slirp.c -+++ b/slirp/src/slirp.c -@@ -756,6 +756,10 @@ static void arp_input(Slirp *slirp, const uint8_t *pkt, int pkt_len) - return; - } - -+ if (pkt_len < ETH_HLEN + sizeof(struct slirp_arphdr)) { -+ return; /* packet too short */ -+ } -+ - ar_op = ntohs(ah->ar_op); - switch (ar_op) { - case ARPOP_REQUEST: --- -2.17.1 - |