diff options
-rw-r--r-- | sysutils/xen-tools/Makefile | 2 | ||||
-rw-r--r-- | sysutils/xen-tools/files/xsa209-pre-qemuu.patch | 72 |
2 files changed, 73 insertions, 1 deletions
diff --git a/sysutils/xen-tools/Makefile b/sysutils/xen-tools/Makefile index b81edf3cf816..bd2a0d091351 100644 --- a/sysutils/xen-tools/Makefile +++ b/sysutils/xen-tools/Makefile @@ -3,7 +3,7 @@ PORTNAME= xen PKGNAMESUFFIX= -tools PORTVERSION= 4.7.1 -PORTREVISION= 4 +PORTREVISION= 5 CATEGORIES= sysutils emulators MASTER_SITES= http://downloads.xenproject.org/release/xen/${PORTVERSION}/ diff --git a/sysutils/xen-tools/files/xsa209-pre-qemuu.patch b/sysutils/xen-tools/files/xsa209-pre-qemuu.patch new file mode 100644 index 000000000000..08cbcce52d87 --- /dev/null +++ b/sysutils/xen-tools/files/xsa209-pre-qemuu.patch @@ -0,0 +1,72 @@ +From 52b7f43c8fa185ab856bcaacda7abc9a6fc07f84 Mon Sep 17 00:00:00 2001 +From: Bruce Rogers <brogers@suse.com> +Date: Tue, 21 Feb 2017 10:54:38 -0800 +Subject: [PATCH] display: cirrus: ignore source pitch value as needed in + blit_is_unsafe + +Commit 4299b90 added a check which is too broad, given that the source +pitch value is not required to be initialized for solid fill operations. +This patch refines the blit_is_unsafe() check to ignore source pitch in +that case. After applying the above commit as a security patch, we +noticed the SLES 11 SP4 guest gui failed to initialize properly. + +Signed-off-by: Bruce Rogers <brogers@suse.com> +Message-id: 20170109203520.5619-1-brogers@suse.com +Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> +--- + hw/display/cirrus_vga.c | 11 +++++++---- + 1 file changed, 7 insertions(+), 4 deletions(-) + +diff --git a/hw/display/cirrus_vga.c b/hw/display/cirrus_vga.c +index 7bf3707..34a6900 100644 +--- a/hw/display/cirrus_vga.c ++++ b/hw/display/cirrus_vga.c +@@ -288,7 +288,7 @@ static bool blit_region_is_unsafe(struct CirrusVGAState *s, + return false; + } + +-static bool blit_is_unsafe(struct CirrusVGAState *s) ++static bool blit_is_unsafe(struct CirrusVGAState *s, bool dst_only) + { + /* should be the case, see cirrus_bitblt_start */ + assert(s->cirrus_blt_width > 0); +@@ -302,6 +302,9 @@ static bool blit_is_unsafe(struct CirrusVGAState *s) + s->cirrus_blt_dstaddr & s->cirrus_addr_mask)) { + return true; + } ++ if (dst_only) { ++ return false; ++ } + if (blit_region_is_unsafe(s, s->cirrus_blt_srcpitch, + s->cirrus_blt_srcaddr & s->cirrus_addr_mask)) { + return true; +@@ -667,7 +670,7 @@ static int cirrus_bitblt_common_patterncopy(CirrusVGAState * s, + + dst = s->vga.vram_ptr + (s->cirrus_blt_dstaddr & s->cirrus_addr_mask); + +- if (blit_is_unsafe(s)) ++ if (blit_is_unsafe(s, false)) + return 0; + + (*s->cirrus_rop) (s, dst, src, +@@ -685,7 +688,7 @@ static int cirrus_bitblt_solidfill(CirrusVGAState *s, int blt_rop) + { + cirrus_fill_t rop_func; + +- if (blit_is_unsafe(s)) { ++ if (blit_is_unsafe(s, true)) { + return 0; + } + rop_func = cirrus_fill[rop_to_index[blt_rop]][s->cirrus_blt_pixelwidth - 1]; +@@ -784,7 +787,7 @@ static void cirrus_do_copy(CirrusVGAState *s, int dst, int src, int w, int h) + + static int cirrus_bitblt_videotovideo_copy(CirrusVGAState * s) + { +- if (blit_is_unsafe(s)) ++ if (blit_is_unsafe(s, false)) + return 0; + + cirrus_do_copy(s, s->cirrus_blt_dstaddr - s->vga.start_addr, +-- +2.10.1 (Apple Git-78) + |