f152208b0d
* gnu/packages/patches/qemu-CVE-2017-10664.patch, gnu/packages/patches/qemu-CVE-2017-10806.patch, gnu/packages/patches/qemu-CVE-2017-10911.patch, gnu/packages/patches/qemu-CVE-2017-11434.patch: New files. * gnu/local.mk (dist_patch_DATA): Add them. * gnu/packages/virtualization.scm (qemu)[source]: Use them. Signed-off-by: Marius Bakke <mbakke@fastmail.com>
25 lines
850 B
Diff
25 lines
850 B
Diff
Fix CVE-2017-11434:
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https://lists.gnu.org/archive/html/qemu-devel/2017-07/msg05001.html
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https://bugzilla.redhat.com/show_bug.cgi?id=1472611
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https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-11434
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https://security-tracker.debian.org/tracker/CVE-2017-11434
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Patch copied from upstream source repository:
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https://git.qemu.org/gitweb.cgi?p=qemu.git;a=commit;h=413d463f43fbc4dd3a601e80a5724aa384a265a0
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diff --git a/slirp/bootp.c b/slirp/bootp.c
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index 5a4646c182..5dd1a415b5 100644
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--- a/slirp/bootp.c
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+++ b/slirp/bootp.c
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@@ -123,6 +123,9 @@ static void dhcp_decode(const struct bootp_t *bp, int *pmsg_type,
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if (p >= p_end)
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break;
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len = *p++;
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+ if (p + len > p_end) {
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+ break;
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+ }
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DPRINTF("dhcp: tag=%d len=%d\n", tag, len);
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switch(tag) {
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