fd9a5b0fc3
* gnu/packages/patches/qemu-CVE-2015-6855.patch: Delete file. * gnu/packages/patches/qemu-virtio-9p-use-accessor-to-get-thread-pool.patch, gnu/packages/patches/qemu-CVE-2015-8558.patch, gnu/packages/patches/qemu-CVE-2015-8567.patch, gnu/packages/patches/qemu-CVE-2015-8613.patch, gnu/packages/patches/qemu-CVE-2015-8701.patch, gnu/packages/patches/qemu-CVE-2015-8743.patch, gnu/packages/patches/qemu-CVE-2016-1568.patch, gnu/packages/patches/qemu-CVE-2016-1922.patch: New files. * gnu-system.am (dist_patch_DATA): Remove 'qemu-CVE-2015-6855.patch'; add the new patches. * gnu/packages/qemu.scm (qemu): Update to 2.5.0. [source]: Remove old patches and add new ones. [arguments]: Add 'disable-test-qga' phase. (%glib-memory-vtable-patch, %glib-duplicate-test-patch): Remove variables.
49 lines
1.7 KiB
Diff
49 lines
1.7 KiB
Diff
From aa7f9966dfdff500bbbf1956d9e115b1fa8987a6 Mon Sep 17 00:00:00 2001
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From: Prasad J Pandit <pjp@fedoraproject.org>
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Date: Thu, 31 Dec 2015 17:05:27 +0530
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Subject: [PATCH] net: ne2000: fix bounds check in ioport operations
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While doing ioport r/w operations, ne2000 device emulation suffers
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from OOB r/w errors. Update respective array bounds check to avoid
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OOB access.
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Reported-by: Ling Liu <liuling-it@360.cn>
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Cc: qemu-stable@nongnu.org
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Signed-off-by: Prasad J Pandit <pjp@fedoraproject.org>
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Signed-off-by: Jason Wang <jasowang@redhat.com>
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---
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hw/net/ne2000.c | 10 ++++++----
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1 file changed, 6 insertions(+), 4 deletions(-)
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diff --git a/hw/net/ne2000.c b/hw/net/ne2000.c
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index 010f9ef..a3dffff 100644
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--- a/hw/net/ne2000.c
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+++ b/hw/net/ne2000.c
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@@ -467,8 +467,9 @@ static inline void ne2000_mem_writel(NE2000State *s, uint32_t addr,
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uint32_t val)
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{
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addr &= ~1; /* XXX: check exact behaviour if not even */
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- if (addr < 32 ||
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- (addr >= NE2000_PMEM_START && addr < NE2000_MEM_SIZE)) {
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+ if (addr < 32
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+ || (addr >= NE2000_PMEM_START
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+ && addr + sizeof(uint32_t) <= NE2000_MEM_SIZE)) {
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stl_le_p(s->mem + addr, val);
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}
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}
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@@ -497,8 +498,9 @@ static inline uint32_t ne2000_mem_readw(NE2000State *s, uint32_t addr)
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static inline uint32_t ne2000_mem_readl(NE2000State *s, uint32_t addr)
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{
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addr &= ~1; /* XXX: check exact behaviour if not even */
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- if (addr < 32 ||
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- (addr >= NE2000_PMEM_START && addr < NE2000_MEM_SIZE)) {
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+ if (addr < 32
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+ || (addr >= NE2000_PMEM_START
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+ && addr + sizeof(uint32_t) <= NE2000_MEM_SIZE)) {
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return ldl_le_p(s->mem + addr);
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} else {
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return 0xffffffff;
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--
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2.6.3
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