diff options
Diffstat (limited to 'meta-oe/recipes-support/opensc/opensc/CVE-2023-40661-5.patch')
| -rw-r--r-- | meta-oe/recipes-support/opensc/opensc/CVE-2023-40661-5.patch | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/meta-oe/recipes-support/opensc/opensc/CVE-2023-40661-5.patch b/meta-oe/recipes-support/opensc/opensc/CVE-2023-40661-5.patch new file mode 100644 index 0000000000..e173e65575 --- /dev/null +++ b/meta-oe/recipes-support/opensc/opensc/CVE-2023-40661-5.patch @@ -0,0 +1,30 @@ +Origin: https://github.com/OpenSC/OpenSC/commit/c449a181a6988cc1e8dc8764d23574e48cdc3fa6 +From: =?UTF-8?q?Veronika=20Hanul=C3=ADkov=C3=A1?= <vhanulik@redhat.com> +Date: Mon, 19 Jun 2023 16:14:51 +0200 +Subject: pkcs15-cflex: check path length to prevent underflow + +Thanks OSS-Fuzz +https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=58932 +CVE: CVE-2023-40661 +Upstream-Status: Backport [https://salsa.debian.org/opensc-team/opensc/-/commit/8026fb4ca0ed53d970c6c497252eb264d4192d50] +Signed-off-by: Virendra Thakur <virendrak@kpit.com> +Comment: Hunk refreshed based on codebase. +--- + src/pkcs15init/pkcs15-cflex.c | 3 +++ + 1 file changed, 3 insertions(+) + +diff --git a/src/pkcs15init/pkcs15-cflex.c b/src/pkcs15init/pkcs15-cflex.c +index d06568073d..ce1d48e62c 100644 +--- a/src/pkcs15init/pkcs15-cflex.c ++++ b/src/pkcs15init/pkcs15-cflex.c +@@ -56,6 +56,9 @@ + int r = 0; + /* Select the parent DF */ + path = df->path; ++ if (path.len < 2) { ++ return SC_ERROR_INVALID_ARGUMENTS; ++ } + path.len -= 2; + r = sc_select_file(p15card->card, &path, &parent); + if (r < 0) + |