aboutsummaryrefslogtreecommitdiff
path: root/gnu/packages/patches/qemu-CVE-2017-11434.patch
diff options
context:
space:
mode:
Diffstat (limited to 'gnu/packages/patches/qemu-CVE-2017-11434.patch')
-rw-r--r--gnu/packages/patches/qemu-CVE-2017-11434.patch25
1 files changed, 25 insertions, 0 deletions
diff --git a/gnu/packages/patches/qemu-CVE-2017-11434.patch b/gnu/packages/patches/qemu-CVE-2017-11434.patch
new file mode 100644
index 0000000000..4da701a73d
--- /dev/null
+++ b/gnu/packages/patches/qemu-CVE-2017-11434.patch
@@ -0,0 +1,25 @@
+Fix CVE-2017-11434:
+
+https://lists.gnu.org/archive/html/qemu-devel/2017-07/msg05001.html
+https://bugzilla.redhat.com/show_bug.cgi?id=1472611
+https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-11434
+https://security-tracker.debian.org/tracker/CVE-2017-11434
+
+Patch copied from upstream source repository:
+
+https://git.qemu.org/gitweb.cgi?p=qemu.git;a=commit;h=413d463f43fbc4dd3a601e80a5724aa384a265a0
+
+diff --git a/slirp/bootp.c b/slirp/bootp.c
+index 5a4646c182..5dd1a415b5 100644
+--- a/slirp/bootp.c
++++ b/slirp/bootp.c
+@@ -123,6 +123,9 @@ static void dhcp_decode(const struct bootp_t *bp, int *pmsg_type,
+ if (p >= p_end)
+ break;
+ len = *p++;
++ if (p + len > p_end) {
++ break;
++ }
+ DPRINTF("dhcp: tag=%d len=%d\n", tag, len);
+
+ switch(tag) {