For master an upgrade has been merged, we don’t need to patch it. Ross
> On 10 Nov 2022, at 14:47, Alexandre Belloni via lists.openembedded.org > <[email protected]> wrote: > > Hello, > > On 08/11/2022 21:51:48+0530, [email protected] wrote: >> From: Adhitya Siddartha <[email protected]> >> >> Reference to upstream patch: >> https://gitlab.freedesktop.org/pixman/pixman/-/commit/a1f88e842e0216a5b4df1ab023caebe33c101395 >> > > Your mailer mangled the whitespaces and the patch doesn't apply > properly: > https://autobuilder.yoctoproject.org/typhoon/#/builders/37/builds/6145/steps/11/logs/stdio > >> Signed-off-by: Adhitya Siddartha <[email protected]> >> --- >> .../xorg-lib/pixman/CVE-2022-44638.patch | 37 +++++++++++++++++++ >> .../xorg-lib/pixman_0.40.0.bb | 1 + >> 2 files changed, 38 insertions(+) >> create mode 100644 meta/recipes-graphics/xorg-lib/pixman/CVE-2022-44638.patch >> >> diff --git a/meta/recipes-graphics/xorg-lib/pixman/CVE-2022-44638.patch >> b/meta/recipes-graphics/xorg-lib/pixman/CVE-2022-44638.patch >> new file mode 100644 >> index 0000000000..ab5acaf2ee >> --- /dev/null >> +++ b/meta/recipes-graphics/xorg-lib/pixman/CVE-2022-44638.patch >> @@ -0,0 +1,37 @@ >> +From a1f88e842e0216a5b4df1ab023caebe33c101395 Mon Sep 17 00:00:00 2001 >> +From: Matt Turner <[email protected]> >> +Date: Wed, 2 Nov 2022 12:07:32 -0400 >> +Subject: [PATCH] Avoid integer overflow leading to out-of-bounds write >> + >> +Upstream-Status: Backport >> +CVE: CVE-2022-44638 >> + >> +Reference to upstream patch: >> +https://gitlab.freedesktop.org/pixman/pixman/-/commit/a1f88e842e0216a5b4df1ab023caebe33c101395 >> + >> +Signed-off-by: Ravula AdhityaX Siddartha >> <[email protected]> >> + >> +Thanks to Maddie Stone and Google's Project Zero for discovering this >> +issue, providing a proof-of-concept, and a great analysis. >> + >> +Closes: https://gitlab.freedesktop.org/pixman/pixman/-/issues/63 >> +--- >> + pixman/pixman-trap.c | 2 +- >> + 1 file changed, 1 insertion(+), 1 deletion(-) >> + >> +diff --git a/pixman/pixman-trap.c b/pixman/pixman-trap.c >> +index 91766fd..7560405 100644 >> +--- a/pixman/pixman-trap.c >> ++++ b/pixman/pixman-trap.c >> +@@ -74,7 +74,7 @@ pixman_sample_floor_y (pixman_fixed_t y, >> + >> + if (f < Y_FRAC_FIRST (n)) >> + { >> +- if (pixman_fixed_to_int (i) == 0x8000) >> ++ if (pixman_fixed_to_int (i) == 0xffff8000) >> + { >> + f = 0; /* saturate */ >> + } >> +-- >> +GitLab >> + >> diff --git a/meta/recipes-graphics/xorg-lib/pixman_0.40.0.bb >> b/meta/recipes-graphics/xorg-lib/pixman_0.40.0.bb >> index ccfe277746..c56733eefd 100644 >> --- a/meta/recipes-graphics/xorg-lib/pixman_0.40.0.bb >> +++ b/meta/recipes-graphics/xorg-lib/pixman_0.40.0.bb >> @@ -9,6 +9,7 @@ DEPENDS = "zlib" >> >> SRC_URI = "https://www.cairographics.org/releases/${BP}.tar.gz \ >> >> file://0001-ARM-qemu-related-workarounds-in-cpu-features-detecti.patch \ >> + file://CVE-2022-44638.patch \ >> " >> SRC_URI[md5sum] = "73858c0862dd9896fb5f62ae267084a4" >> SRC_URI[sha256sum] = >> "6d200dec3740d9ec4ec8d1180e25779c00bc749f94278c8b9021f5534db223fc" >> -- >> 2.17.1 >> > >> >> >> > > > -- > Alexandre Belloni, co-owner and COO, Bootlin > Embedded Linux and Kernel engineering > https://bootlin.com > > >
-=-=-=-=-=-=-=-=-=-=-=- Links: You receive all messages sent to this group. View/Reply Online (#173112): https://lists.openembedded.org/g/openembedded-core/message/173112 Mute This Topic: https://lists.openembedded.org/mt/94886474/21656 Group Owner: [email protected] Unsubscribe: https://lists.openembedded.org/g/openembedded-core/unsub [[email protected]] -=-=-=-=-=-=-=-=-=-=-=-
