diff options
author | Ross Burton <ross.burton@arm.com> | 2022-06-28 14:29:34 +0100 |
---|---|---|
committer | Steve Sakoman <steve@sakoman.com> | 2022-07-01 06:23:58 -1000 |
commit | aacc1091d8d17b817c6ad1108d9ab44b234bc08e (patch) | |
tree | d59c0075e2f98915739d936e4e4e04252fb45808 /meta | |
parent | 8eb224d3160e8483c2bc6ffa207a2b6fc8644c6f (diff) | |
download | openembedded-core-contrib-aacc1091d8d17b817c6ad1108d9ab44b234bc08e.tar.gz |
busybox: fix CVE-2022-30065
Signed-off-by: Ross Burton <ross.burton@arm.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
(cherry picked from commit bf3d981b0303eab91d4cb19092ac27b489c8ad27)
Signed-off-by: Steve Sakoman <steve@sakoman.com>
Diffstat (limited to 'meta')
-rw-r--r-- | meta/recipes-core/busybox/busybox/CVE-2022-30065.patch | 29 | ||||
-rw-r--r-- | meta/recipes-core/busybox/busybox_1.35.0.bb | 1 |
2 files changed, 30 insertions, 0 deletions
diff --git a/meta/recipes-core/busybox/busybox/CVE-2022-30065.patch b/meta/recipes-core/busybox/busybox/CVE-2022-30065.patch new file mode 100644 index 0000000000..25ad653b25 --- /dev/null +++ b/meta/recipes-core/busybox/busybox/CVE-2022-30065.patch @@ -0,0 +1,29 @@ +Fix use-after-free in awk. + +CVE: CVE-2022-30065 +Upstream-Status: Submitted [http://lists.busybox.net/pipermail/busybox/2022-June/089768.html] +Signed-off-by: Ross Burton <ross.burton@arm.com> + +fixes https://bugs.busybox.net/show_bug.cgi?id=14781 + +Signed-off-by: Natanael Copa <ncopa at alpinelinux.org> +--- + editors/awk.c | 3 +++ + 1 file changed, 3 insertions(+) + +diff --git a/editors/awk.c b/editors/awk.c +index 079d0bde5..728ee8685 100644 +--- a/editors/awk.c ++++ b/editors/awk.c +@@ -3128,6 +3128,9 @@ static var *evaluate(node *op, var *res) + + case XC( OC_MOVE ): + debug_printf_eval("MOVE\n"); ++ /* make sure that we never return a temp var */ ++ if (L.v == TMPVAR0) ++ L.v = res; + /* if source is a temporary string, jusk relink it to dest */ + if (R.v == TMPVAR1 + && !(R.v->type & VF_NUMBER) +-- +2.36.1 diff --git a/meta/recipes-core/busybox/busybox_1.35.0.bb b/meta/recipes-core/busybox/busybox_1.35.0.bb index f2f1b35902..edf896485e 100644 --- a/meta/recipes-core/busybox/busybox_1.35.0.bb +++ b/meta/recipes-core/busybox/busybox_1.35.0.bb @@ -49,6 +49,7 @@ SRC_URI = "https://busybox.net/downloads/busybox-${PV}.tar.bz2;name=tarball \ file://0001-sysctl-ignore-EIO-of-stable_secret-below-proc-sys-ne.patch \ file://0001-libbb-sockaddr2str-ensure-only-printable-characters-.patch \ file://0002-nslookup-sanitize-all-printed-strings-with-printable.patch \ + file://CVE-2022-30065.patch \ " SRC_URI:append:libc-musl = " file://musl.cfg " |