From 2cebc7faa10c7ac6f60437658702f7adce3b3a89 Mon Sep 17 00:00:00 2001 From: Andrii Bordunov via Openembedded-core Date: Tue, 13 Aug 2019 23:25:58 +0000 Subject: libcomps: fix CVE-2019-3817 Signed-off-by: Kevin Weng Signed-off-by: Armin Kuster --- .../libcomps/libcomps/CVE-2019-3817.patch | 97 ++++++++++++++++++++++ meta/recipes-devtools/libcomps/libcomps_git.bb | 1 + 2 files changed, 98 insertions(+) create mode 100644 meta/recipes-devtools/libcomps/libcomps/CVE-2019-3817.patch diff --git a/meta/recipes-devtools/libcomps/libcomps/CVE-2019-3817.patch b/meta/recipes-devtools/libcomps/libcomps/CVE-2019-3817.patch new file mode 100644 index 0000000000..b8cfb3c4db --- /dev/null +++ b/meta/recipes-devtools/libcomps/libcomps/CVE-2019-3817.patch @@ -0,0 +1,97 @@ +From cea10cd1f2ef6bb4edaac0c1d46d47bf237c42b8 Mon Sep 17 00:00:00 2001 +From: Riccardo Schirone +Date: Mon, 21 Jan 2019 18:11:42 +0100 +Subject: [PATCH] Fix UAF in comps_objmrtree_unite function + +The added field is not used at all in many places and it is probably the +left-over of some copy-paste. + +Upstream-Status: Backport +[https://github.com/rpm-software-management/libcomps/commit +/e3a5d056633677959ad924a51758876d415e7046] + +CVE: CVE-2019-3817 + +Signed-off-by: Kevin Weng +--- + libcomps/src/comps_mradix.c | 2 -- + libcomps/src/comps_objmradix.c | 2 -- + libcomps/src/comps_objradix.c | 2 -- + libcomps/src/comps_radix.c | 1 - + 4 files changed, 7 deletions(-) + +diff --git a/libcomps/src/comps_mradix.c b/libcomps/src/comps_mradix.c +index 338cb07..6ceb7c9 100644 +--- a/libcomps/src/comps_mradix.c ++++ b/libcomps/src/comps_mradix.c +@@ -177,7 +177,6 @@ void comps_mrtree_unite(COMPS_MRTree *rt1, COMPS_MRTree *rt2) { + struct Pair { + COMPS_HSList * subnodes; + char * key; +- char added; + } *pair, *parent_pair; + + pair = malloc(sizeof(struct Pair)); +@@ -195,7 +194,6 @@ void comps_mrtree_unite(COMPS_MRTree *rt1, COMPS_MRTree *rt2) { + parent_pair = (struct Pair*) it->data; + free(it); + +- pair->added = 0; + for (it = tmp_subnodes->first; it != NULL; it=it->next) { + pair = malloc(sizeof(struct Pair)); + pair->subnodes = ((COMPS_MRTreeData*)it->data)->subnodes; +diff --git a/libcomps/src/comps_objmradix.c b/libcomps/src/comps_objmradix.c +index 9be6648..8771c89 100644 +--- a/libcomps/src/comps_objmradix.c ++++ b/libcomps/src/comps_objmradix.c +@@ -285,7 +285,6 @@ void comps_objmrtree_unite(COMPS_ObjMRTree *rt1, COMPS_ObjMRTree *rt2) { + struct Pair { + COMPS_HSList * subnodes; + char * key; +- char added; + } *pair, *parent_pair; + + pair = malloc(sizeof(struct Pair)); +@@ -303,7 +302,6 @@ void comps_objmrtree_unite(COMPS_ObjMRTree *rt1, COMPS_ObjMRTree *rt2) { + parent_pair = (struct Pair*) it->data; + free(it); + +- pair->added = 0; + for (it = tmp_subnodes->first; it != NULL; it=it->next) { + pair = malloc(sizeof(struct Pair)); + pair->subnodes = ((COMPS_ObjMRTreeData*)it->data)->subnodes; +diff --git a/libcomps/src/comps_objradix.c b/libcomps/src/comps_objradix.c +index a790270..0ebaf22 100644 +--- a/libcomps/src/comps_objradix.c ++++ b/libcomps/src/comps_objradix.c +@@ -692,7 +692,6 @@ void comps_objrtree_unite(COMPS_ObjRTree *rt1, COMPS_ObjRTree *rt2) { + struct Pair { + COMPS_HSList * subnodes; + char * key; +- char added; + } *pair, *parent_pair; + + pair = malloc(sizeof(struct Pair)); +@@ -711,7 +710,6 @@ void comps_objrtree_unite(COMPS_ObjRTree *rt1, COMPS_ObjRTree *rt2) { + //printf("key-part:%s\n", parent_pair->key); + free(it); + +- //pair->added = 0; + for (it = tmp_subnodes->first; it != NULL; it=it->next) { + pair = malloc(sizeof(struct Pair)); + pair->subnodes = ((COMPS_ObjRTreeData*)it->data)->subnodes; +diff --git a/libcomps/src/comps_radix.c b/libcomps/src/comps_radix.c +index ada4fda..05dcaf2 100644 +--- a/libcomps/src/comps_radix.c ++++ b/libcomps/src/comps_radix.c +@@ -529,7 +529,6 @@ void comps_rtree_unite(COMPS_RTree *rt1, COMPS_RTree *rt2) { + struct Pair { + COMPS_HSList * subnodes; + char * key; +- char added; + } *pair, *parent_pair; + + pair = malloc(sizeof(struct Pair)); +-- +2.22.0 + diff --git a/meta/recipes-devtools/libcomps/libcomps_git.bb b/meta/recipes-devtools/libcomps/libcomps_git.bb index e69bf67729..b657f3377c 100644 --- a/meta/recipes-devtools/libcomps/libcomps_git.bb +++ b/meta/recipes-devtools/libcomps/libcomps_git.bb @@ -6,6 +6,7 @@ SRC_URI = "git://github.com/rpm-software-management/libcomps.git \ file://0001-Do-not-set-PYTHON_INSTALL_DIR-by-running-python.patch \ file://0002-Set-library-installation-path-correctly.patch \ file://0001-Make-__comps_objmrtree_all-static-inline.patch \ + file://CVE-2019-3817.patch \ " PV = "0.1.8+git${SRCPV}" -- cgit 1.2.3-korg