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openbsd libressl
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openbsd libressl
12 known vulnerabilities across versions
Vulnerabilities are listed by affected version. Select any CVE for the full briefing and its intelligence graph.
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CVE-2023-35784
< 3.6.3
A double free or use after free could occur after SSL_clear in OpenBSD 7.2 before errata 026 and 7.3 before errata 004, and in Lib
9.8
CRITICAL
CVE-2021-46880
< 3.4.2
x509/x509_verify.c in LibreSSL before 3.4.2, and OpenBSD before 7.0 errata 006, allows authentication bypass because an error for
9.8
CRITICAL
CVE-2022-48437
< 3.6.1
An issue was discovered in x509/x509_verify.c in LibreSSL before 3.6.1, and in OpenBSD before 7.2 errata 001. x509_verify_ctx_add_
5.3
MEDIUM
CVE-2021-41581
<= 3.4.0
x509_constraints_parse_mailbox in lib/libcrypto/x509/x509_constraints.c in LibreSSL through 3.4.0 has a stack-based buffer over-re
5.5
MEDIUM
CVE-2019-25049
>= 2.9.1 and <= 3.2.1
LibreSSL 2.9.1 through 3.2.1 has an out-of-bounds read in asn1_item_print_ctx (called from asn1_template_print_ctx).
7.1
HIGH
CVE-2019-25048
>= 2.9.1 and <= 3.2.1
LibreSSL 2.9.1 through 3.2.1 has a heap-based buffer over-read in do_print_ex (called from asn1_item_print_ctx and ASN1_item_print
7.1
HIGH
CVE-2015-5333
< 2.3.1
Memory leak in the OBJ_obj2txt function in LibreSSL before 2.3.1 allows remote attackers to cause a denial of service (memory cons
7.5
HIGH
CVE-2015-5334
< 2.3.1
Off-by-one error in the OBJ_obj2txt function in LibreSSL before 2.3.1 allows remote attackers to cause a denial of service (progra
9.8
CRITICAL
CVE-2018-12434
< 2.6.5
LibreSSL before 2.6.5 and 2.7.x before 2.7.4 allows a memory-cache side-channel attack on DSA and ECDSA signatures, aka the Return
4.7
MEDIUM
CVE-2018-8970
all versions
The int_x509_param_set_hosts function in lib/libcrypto/x509/x509_vpm.c in LibreSSL 2.7.0 before 2.7.1 does not support a certain s
7.4
HIGH
CVE-2017-8301
all versions
LibreSSL 2.5.1 to 2.5.3 lacks TLS certificate verification if SSL_get_verify_result is relied upon for a later check of a verifica
5.3
MEDIUM
CVE-2014-9424
<= 2.1.1
Double free vulnerability in the ssl_parse_clienthello_use_srtp_ext function in d1_srtp.c in LibreSSL before 2.1.2 allows remote a
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