From 22862f7bdc690268ab44548576f002cf585a6f78 Mon Sep 17 00:00:00 2001 From: Wang Mingyu Date: Fri, 13 Mar 2020 04:10:23 -0700 Subject: opensc: CVE-2019-19479 CVE-2019-19480 Security Advisory References https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-19479 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-19480 Signed-off-by: Wang Mingyu Signed-off-by: Armin Kuster --- .../opensc/opensc/CVE-2019-19479.patch | 30 ++++++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 meta-oe/recipes-support/opensc/opensc/CVE-2019-19479.patch (limited to 'meta-oe/recipes-support/opensc/opensc/CVE-2019-19479.patch') diff --git a/meta-oe/recipes-support/opensc/opensc/CVE-2019-19479.patch b/meta-oe/recipes-support/opensc/opensc/CVE-2019-19479.patch new file mode 100644 index 0000000000..73222ee1a4 --- /dev/null +++ b/meta-oe/recipes-support/opensc/opensc/CVE-2019-19479.patch @@ -0,0 +1,30 @@ +From c3f23b836e5a1766c36617fe1da30d22f7b63de2 Mon Sep 17 00:00:00 2001 +From: Frank Morgner +Date: Sun, 3 Nov 2019 04:45:28 +0100 +Subject: [PATCH] fixed UNKNOWN READ + +Upstream-Status: Accepted +CVE: CVE-2019-19479 + +Reported by OSS-Fuzz +https://oss-fuzz.com/testcase-detail/5681169970757632 + +Reference to upstream patch: +https://github.com/OpenSC/OpenSC/commit/c3f23b836e5a1766c36617fe1da30d22f7b63de2 +--- + src/libopensc/card-setcos.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/src/libopensc/card-setcos.c b/src/libopensc/card-setcos.c +index 4cf328ad6a..1b4e8f3e23 100644 +--- a/src/libopensc/card-setcos.c ++++ b/src/libopensc/card-setcos.c +@@ -868,7 +868,7 @@ static void parse_sec_attr_44(sc_file_t *file, const u8 *buf, size_t len) + } + + /* Encryption key present ? */ +- iPinCount = iACLen - 1; ++ iPinCount = iACLen > 0 ? iACLen - 1 : 0; + + if (buf[iOffset] & 0x20) { + int iSC; -- cgit 1.2.3-korg