diff options
Diffstat (limited to 'meta-oe/recipes-graphics/openjpeg/openjpeg/CVE-2020-27842.patch')
| -rw-r--r-- | meta-oe/recipes-graphics/openjpeg/openjpeg/CVE-2020-27842.patch | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/meta-oe/recipes-graphics/openjpeg/openjpeg/CVE-2020-27842.patch b/meta-oe/recipes-graphics/openjpeg/openjpeg/CVE-2020-27842.patch new file mode 100644 index 0000000000..6984aa8602 --- /dev/null +++ b/meta-oe/recipes-graphics/openjpeg/openjpeg/CVE-2020-27842.patch @@ -0,0 +1,31 @@ +From fbd30b064f8f9607d500437b6fedc41431fd6cdc Mon Sep 17 00:00:00 2001 +From: Even Rouault <even.rouault@spatialys.com> +Date: Tue, 1 Dec 2020 19:51:35 +0100 +Subject: [PATCH] opj_t2_encode_packet(): avoid out of bound access of #1294, + but likely not the proper fix + +Upstream-Status: Backport [https://launchpad.net/ubuntu/+archive/primary/+sourcefiles/openjpeg2/2.3.1-1ubuntu4.20.04.1/openjpeg2_2.3.1-1ubuntu4.20.04.1.debian.tar.xz] +CVE: CVE-2020-27842 +Signed-off-by: Virendra Thakur <virendra.thakur@kpit.com> +--- + src/lib/openjp2/t2.c | 9 +++++++++ + 1 file changed, 9 insertions(+) + +--- a/src/lib/openjp2/t2.c ++++ b/src/lib/openjp2/t2.c +@@ -711,6 +711,15 @@ static OPJ_BOOL opj_t2_encode_packet(OPJ + continue; + } + ++ /* Avoid out of bounds access of https://github.com/uclouvain/openjpeg/issues/1294 */ ++ /* but likely not a proper fix. */ ++ if (precno >= res->pw * res->ph) { ++ opj_event_msg(p_manager, EVT_ERROR, ++ "opj_t2_encode_packet(): accessing precno=%u >= %u\n", ++ precno, res->pw * res->ph); ++ return OPJ_FALSE; ++ } ++ + prc = &band->precincts[precno]; + opj_tgt_reset(prc->incltree); + opj_tgt_reset(prc->imsbtree); |