diff options
3 files changed, 0 insertions, 148 deletions
diff --git a/libre/linux-libre-lts/0002-dccp-CVE-2017-8824-use-after-free-in-DCCP-code.patch b/libre/linux-libre-lts/0002-dccp-CVE-2017-8824-use-after-free-in-DCCP-code.patch deleted file mode 100644 index da886c8a5..000000000 --- a/libre/linux-libre-lts/0002-dccp-CVE-2017-8824-use-after-free-in-DCCP-code.patch +++ /dev/null @@ -1,57 +0,0 @@ -From 8514970bf07bd1cc522f50e882e0159a51a39264 Mon Sep 17 00:00:00 2001 -Message-Id: <8514970bf07bd1cc522f50e882e0159a51a39264.1516188238.git.jan.steffens@gmail.com> -In-Reply-To: <4e54373158caa50df5402fdd3db1794c5394026b.1516188238.git.jan.steffens@gmail.com> -References: <4e54373158caa50df5402fdd3db1794c5394026b.1516188238.git.jan.steffens@gmail.com> -From: Mohamed Ghannam <simo.ghannam@gmail.com> -Date: Tue, 5 Dec 2017 20:58:35 +0000 -Subject: [PATCH 2/4] dccp: CVE-2017-8824: use-after-free in DCCP code - -Whenever the sock object is in DCCP_CLOSED state, -dccp_disconnect() must free dccps_hc_tx_ccid and -dccps_hc_rx_ccid and set to NULL. - -Signed-off-by: Mohamed Ghannam <simo.ghannam@gmail.com> -Reviewed-by: Eric Dumazet <edumazet@google.com> -Signed-off-by: David S. Miller <davem@davemloft.net> ---- - net/dccp/proto.c | 5 +++++ - 1 file changed, 5 insertions(+) - -diff --git a/net/dccp/proto.c b/net/dccp/proto.c -index b68168fcc06a..9d43c1f40274 100644 ---- a/net/dccp/proto.c -+++ b/net/dccp/proto.c -@@ -259,25 +259,30 @@ int dccp_disconnect(struct sock *sk, int flags) - { - struct inet_connection_sock *icsk = inet_csk(sk); - struct inet_sock *inet = inet_sk(sk); -+ struct dccp_sock *dp = dccp_sk(sk); - int err = 0; - const int old_state = sk->sk_state; - - if (old_state != DCCP_CLOSED) - dccp_set_state(sk, DCCP_CLOSED); - - /* - * This corresponds to the ABORT function of RFC793, sec. 3.8 - * TCP uses a RST segment, DCCP a Reset packet with Code 2, "Aborted". - */ - if (old_state == DCCP_LISTEN) { - inet_csk_listen_stop(sk); - } else if (dccp_need_reset(old_state)) { - dccp_send_reset(sk, DCCP_RESET_CODE_ABORTED); - sk->sk_err = ECONNRESET; - } else if (old_state == DCCP_REQUESTING) - sk->sk_err = ECONNRESET; - - dccp_clear_xmit_timers(sk); -+ ccid_hc_rx_delete(dp->dccps_hc_rx_ccid, sk); -+ ccid_hc_tx_delete(dp->dccps_hc_tx_ccid, sk); -+ dp->dccps_hc_rx_ccid = NULL; -+ dp->dccps_hc_tx_ccid = NULL; - - __skb_queue_purge(&sk->sk_receive_queue); - __skb_queue_purge(&sk->sk_write_queue); --- -2.15.1 - diff --git a/libre/linux-libre-lts/0003-xfrm-Fix-stack-out-of-bounds-read-on-socket-policy-l.patch b/libre/linux-libre-lts/0003-xfrm-Fix-stack-out-of-bounds-read-on-socket-policy-l.patch deleted file mode 100644 index 8a3ea3008..000000000 --- a/libre/linux-libre-lts/0003-xfrm-Fix-stack-out-of-bounds-read-on-socket-policy-l.patch +++ /dev/null @@ -1,49 +0,0 @@ -From c9c8995fc83b476fdf3fc0c4b498feef2949ec75 Mon Sep 17 00:00:00 2001 -Message-Id: <c9c8995fc83b476fdf3fc0c4b498feef2949ec75.1516188238.git.jan.steffens@gmail.com> -In-Reply-To: <4e54373158caa50df5402fdd3db1794c5394026b.1516188238.git.jan.steffens@gmail.com> -References: <4e54373158caa50df5402fdd3db1794c5394026b.1516188238.git.jan.steffens@gmail.com> -From: Steffen Klassert <steffen.klassert@secunet.com> -Date: Fri, 22 Dec 2017 10:44:57 +0100 -Subject: [PATCH 3/4] xfrm: Fix stack-out-of-bounds read on socket policy - lookup. - -When we do tunnel or beet mode, we pass saddr and daddr from the -template to xfrm_state_find(), this is ok. On transport mode, -we pass the addresses from the flowi, assuming that the IP -addresses (and address family) don't change during transformation. -This assumption is wrong in the IPv4 mapped IPv6 case, packet -is IPv4 and template is IPv6. - -Fix this by catching address family missmatches of the policy -and the flow already before we do the lookup. - -Reported-by: syzbot <syzkaller@googlegroups.com> -Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com> ---- - net/xfrm/xfrm_policy.c | 8 +++++++- - 1 file changed, 7 insertions(+), 1 deletion(-) - -diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c -index 6bc16bb61b55..50c5f46b5cca 100644 ---- a/net/xfrm/xfrm_policy.c -+++ b/net/xfrm/xfrm_policy.c -@@ -1169,9 +1169,15 @@ static struct xfrm_policy *xfrm_sk_policy_lookup(const struct sock *sk, int dir, - again: - pol = rcu_dereference(sk->sk_policy[dir]); - if (pol != NULL) { -- bool match = xfrm_selector_match(&pol->selector, fl, family); -+ bool match; - int err = 0; - -+ if (pol->family != family) { -+ pol = NULL; -+ goto out; -+ } -+ -+ match = xfrm_selector_match(&pol->selector, fl, family); - if (match) { - if ((sk->sk_mark & pol->mark.m) != pol->mark.v) { - pol = NULL; --- -2.15.1 - diff --git a/libre/linux-libre-lts/0004-drm-i915-edp-Only-use-the-alternate-fixed-mode-if-it.patch b/libre/linux-libre-lts/0004-drm-i915-edp-Only-use-the-alternate-fixed-mode-if-it.patch deleted file mode 100644 index f77c9b5c1..000000000 --- a/libre/linux-libre-lts/0004-drm-i915-edp-Only-use-the-alternate-fixed-mode-if-it.patch +++ /dev/null @@ -1,42 +0,0 @@ -From e722c8d112f0aa9621d7d4da5223cfc7aeb45e88 Mon Sep 17 00:00:00 2001 -Message-Id: <e722c8d112f0aa9621d7d4da5223cfc7aeb45e88.1516188238.git.jan.steffens@gmail.com> -In-Reply-To: <4e54373158caa50df5402fdd3db1794c5394026b.1516188238.git.jan.steffens@gmail.com> -References: <4e54373158caa50df5402fdd3db1794c5394026b.1516188238.git.jan.steffens@gmail.com> -From: Jim Bride <jim.bride@linux.intel.com> -Date: Mon, 6 Nov 2017 13:38:57 -0800 -Subject: [PATCH 4/4] drm/i915/edp: Only use the alternate fixed mode if it's - asked for - -In commit dc911f5bd8aa ("drm/i915/edp: Allow alternate fixed mode for -eDP if available."), the patch allows for the use of an alternate fixed -mode if it is available, but the patch was not ensuring that the only -time the alternate mode is used is when it is specifically requested. -This patch adds an additional comparison to intel_edp_compare_alt_mode -to ensure that we only use the alternate mode if it is directly -requested. - -Fixes: dc911f5bd8aac ("Allow alternate fixed mode for eDP if available.") -Cc: David Weinehall <david.weinehall@linux.intel.com> -Cc: Rodrigo Vivi <rodrigo.vivi@intel.com> -Signed-off-by: Jim Bride <jim.bride@linux.intel.com> ---- - drivers/gpu/drm/i915/intel_dp.c | 3 ++- - 1 file changed, 2 insertions(+), 1 deletion(-) - -diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c -index 09f274419eea..838cee312e8e 100644 ---- a/drivers/gpu/drm/i915/intel_dp.c -+++ b/drivers/gpu/drm/i915/intel_dp.c -@@ -1632,7 +1632,8 @@ static bool intel_edp_compare_alt_mode(struct drm_display_mode *m1, - m1->vdisplay == m2->vdisplay && - m1->vsync_start == m2->vsync_start && - m1->vsync_end == m2->vsync_end && -- m1->vtotal == m2->vtotal); -+ m1->vtotal == m2->vtotal && -+ m1->vrefresh == m2->vrefresh); - return bres; - } - --- -2.15.1 - |