Complete Yocto mirror with license table for TQMa6UL (2038-compliance)
- 264 license table entries with exact download URLs (224/264 resolved) - Complete sources/ directory with all BitBake recipes - Build configuration: tqma6ul-multi-mba6ulx, spaetzle (musl) - Full traceability for Softwarefreigabeantrag - GCC 13.4.0, Linux 6.6.102, U-Boot 2023.04, musl 1.2.4 - License distribution: GPL-2.0 (24), MIT (23), GPL-2.0+ (18), BSD-3 (16)
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@@ -0,0 +1,60 @@
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From b28a3cef416fcfb92fbb9ea7fd3c71df52c6c9fc Mon Sep 17 00:00:00 2001
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From: Jakub Jelen <jjelen@redhat.com>
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Date: Mon, 12 Aug 2024 19:02:14 +0200
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Subject: [PATCH] openpgp: Do not accept non-matching key responses
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When generating RSA key pair using PKCS#15 init, the driver could accept
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responses relevant to ECC keys, which made further processing in the
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pkcs15-init failing/accessing invalid parts of structures.
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Thanks oss-fuzz!
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https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=71010
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Signed-off-by: Jakub Jelen <jjelen@redhat.com>
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CVE: CVE-2024-8443
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Upstream-Status: Backport [https://github.com/OpenSC/OpenSC/commit/b28a3cef416fcfb92fbb9ea7fd3c71df52c6c9fc]
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Signed-off-by: Zhang Peng <peng.zhang1.cn@windriver.com>
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---
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src/libopensc/card-openpgp.c | 10 ++++++++++
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1 file changed, 10 insertions(+)
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diff --git a/src/libopensc/card-openpgp.c b/src/libopensc/card-openpgp.c
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index fad32f0ce..f99ec0db9 100644
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--- a/src/libopensc/card-openpgp.c
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+++ b/src/libopensc/card-openpgp.c
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@@ -2877,6 +2877,9 @@ pgp_parse_and_set_pubkey_output(sc_card_t *card, u8* data, size_t data_len,
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/* RSA modulus */
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if (tag == 0x0081) {
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+ if (key_info->algorithm != SC_OPENPGP_KEYALGO_RSA) {
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+ LOG_FUNC_RETURN(card->ctx, SC_ERROR_UNKNOWN_DATA_RECEIVED);
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+ }
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if ((BYTES4BITS(key_info->u.rsa.modulus_len) < len) /* modulus_len is in bits */
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|| key_info->u.rsa.modulus == NULL) {
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@@ -2892,6 +2895,9 @@ pgp_parse_and_set_pubkey_output(sc_card_t *card, u8* data, size_t data_len,
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}
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/* RSA public exponent */
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else if (tag == 0x0082) {
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+ if (key_info->algorithm != SC_OPENPGP_KEYALGO_RSA) {
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+ LOG_FUNC_RETURN(card->ctx, SC_ERROR_UNKNOWN_DATA_RECEIVED);
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+ }
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if ((BYTES4BITS(key_info->u.rsa.exponent_len) < len) /* exponent_len is in bits */
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|| key_info->u.rsa.exponent == NULL) {
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@@ -2907,6 +2913,10 @@ pgp_parse_and_set_pubkey_output(sc_card_t *card, u8* data, size_t data_len,
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}
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/* ECC public key */
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else if (tag == 0x0086) {
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+ if (key_info->algorithm != SC_OPENPGP_KEYALGO_ECDSA &&
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+ key_info->algorithm != SC_OPENPGP_KEYALGO_ECDH) {
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+ LOG_FUNC_RETURN(card->ctx, SC_ERROR_UNKNOWN_DATA_RECEIVED);
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+ }
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/* set the output data */
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/* len is ecpoint length + format byte
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* see section 7.2.14 of 3.3.1 specs */
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--
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2.34.1
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