Pedro Monreal Gonzalez
b0d78d2994
* Missing ASN1_TYPE validation in PKCS#12 parsing
- openssl-CVE-2026-22795.patch [bsc#1256839, CVE-2026-22795]
* ASN1_TYPE Type Confusion in the PKCS7_digest_from_attributes() function
- openssl-CVE-2026-22795.patch [bsc#1256840, CVE-2026-22796]
* Missing ASN1_TYPE validation in TS_RESP_verify_response() function
- openssl-CVE-2025-69420.patch [bsc#1256837, CVE-2025-69420]
* NULL Pointer Dereference in PKCS12_item_decrypt_d2i_ex function
- openssl-CVE-2025-69421.patch [bsc#1256838, CVE-2025-69421]
* Out of bounds write in PKCS12_get_friendlyname() UTF-8 conversion
- openssl-CVE-2025-69419.patch [bsc#1256836, CVE-2025-69419]
* TLS 1.3 CompressedCertificate excessive memory allocation
- openssl-CVE-2025-66199.patch [bsc#1256833, CVE-2025-66199]
* Heap out-of-bounds write in BIO_f_linebuffer on short writes
- openssl-CVE-2025-68160.patch [bsc#1256834, CVE-2025-68160]
* Unauthenticated/unencrypted trailing bytes with low-level OCB function calls
- openssl-CVE-2025-69418.patch [bsc#1256835, CVE-2025-69418]
* 'openssl dgst' one-shot codepath silently truncates inputs greater than 16MB
- openssl-CVE-2025-15469.patch [bsc#1256832, CVE-2025-15469]
* Stack buffer overflow in CMS AuthEnvelopedData parsing
- openssl-CVE-2025-15467.patch [bsc#1256830, CVE-2025-15467]
- openssl-CVE-2025-15467-comments.patch
- openssl-CVE-2025-15467-test.patch
* Improper validation of PBMAC1 parameters in PKCS#12 MAC verification
- openssl-CVE-2025-11187.patch [bsc#1256829, CVE-2025-11187]
* NULL dereference in SSL_CIPHER_find() function on unknown cipher ID
- openssl-CVE-2025-15468.patch [bsc#1256831, CVE-2025-15468]
- Enable livepatching support for ppc64le [bsc#1257274]
- Security fix: [bsc#1250232 CVE-2025-9230]
OBS-URL: https://build.opensuse.org/package/show/security:tls/openssl-3?expand=0&rev=160
34 lines
1.1 KiB
Diff
34 lines
1.1 KiB
Diff
From 04a93ac145041e3ef0121a2688cf7c1b23780519 Mon Sep 17 00:00:00 2001
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From: Igor Ustinov <igus68@gmail.com>
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Date: Thu, 8 Jan 2026 14:02:54 +0100
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Subject: [PATCH] Check the received uncompressed certificate length to prevent
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excessive pre-decompression allocation.
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The patch was proposed by Tomas Dulka and Stanislav Fort (Aisle Research).
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Fixes: CVE-2025-66199
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---
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ssl/statem/statem_lib.c | 6 ++++++
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1 file changed, 6 insertions(+)
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diff --git a/ssl/statem/statem_lib.c b/ssl/statem/statem_lib.c
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index 9e0c853c0d..f82d8dcdac 100644
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--- a/ssl/statem/statem_lib.c
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+++ b/ssl/statem/statem_lib.c
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@@ -2877,6 +2877,12 @@ MSG_PROCESS_RETURN tls13_process_compressed_certificate(SSL_CONNECTION *sc,
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goto err;
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}
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+ /* Prevent excessive pre-decompression allocation */
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+ if (expected_length > sc->max_cert_list) {
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+ SSLfatal(sc, SSL_AD_ILLEGAL_PARAMETER, SSL_R_EXCESSIVE_MESSAGE_SIZE);
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+ goto err;
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+ }
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+
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if (PACKET_remaining(pkt) != comp_length || comp_length == 0) {
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SSLfatal(sc, SSL_AD_DECODE_ERROR, SSL_R_BAD_DECOMPRESSION);
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goto err;
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--
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2.51.0
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