2236 matches found
crypto/x509: golang: Denial of Service due to excessive resource consumption via crafted certificate
A flaw was found in golang. A remote attacker could exploit this vulnerability by providing a specially crafted certificate during the error string construction process within the HostnameError.Error function. This flaw, caused by unbounded string concatenation, leads to excessive resource...
crypto/x509: golang: Go crypto/x509: Certificate validation bypass due to incorrect DNS constraint application
A flaw was found in the crypto/x509 package within Go golang. When verifying a certificate chain, excluded DNS Domain Name System constraints are not correctly applied to wildcard DNS Subject Alternative Names SANs if the case of the SAN differs from the constraint. This oversight could allow an...
Spring Security 授权问题漏洞
Spring Security is a security framework developed by Spring OpenSource that includes authentication and authorization features. Vulnerabilities related to authorization exist in versions 5.7.0 to 5.7.24, 5.8.0 to 5.8.26, 6.3.0 to 6.3.17, 6.4.0 to 6.4.17, and 6.5.0 to 6.5.10 of Spring Security...
cve-2026-40995 - MEDIUM - X.509 authentication bypasses Spring Security account checks
cve-2026-40995 - MEDIUM - X.509 authentication bypasses Spring Security account checks...
CVE-2026-47838
Spring Security CVE-2026-47838 involves the SubjectDnX509PrincipalExtractor and malformed X.509 CN values, causing the extracted username to be read incorrectly and potentially allowing an attacker to impersonate another user. Affected versions include Spring Security 5.7.0–5.7.24; 5.8.0–5.8.26; ...
CVE-2026-47838 Unauthorized User Impersonation when Using X.509 Client Certificates
SubjectDnX509PrincipalExtractor does not correctly handle certain malformed X.509 certificate CN values, which can lead to reading the wrong value for the username. In a carefully crafted certificate, this can lead to an attacker impersonating another user. Affected versions: Spring Security 5.7....
SUSE-SU-2026:2327-1 Security update for go1.26
This update for go1.26 fixes the following issues Update to go1.26.4 bsc1255111: - CVE-2026-27145: crypto/x509: split candidate hostname only once bsc1267450. - CVE-2026-42504: mime: quadratic complexity in WordDecoder.DecodeHeader bsc1267442. - CVE-2026-42507: net/textproto: arbitrary input are...
Security update for go1.25
This update for go1.25 fixes the following issues Update to go1.25.11 bsc1244485: CVE-2026-27145: crypto/x509: split candidate hostname only once bsc1267450. CVE-2026-42504: mime: quadratic complexity in WordDecoder.DecodeHeader bsc1267442. CVE-2026-42507: net/textproto: arbitrary input are...
SUSE-SU-2026:2326-1 Security update for go1.25
This update for go1.25 fixes the following issues Update to go1.25.11 bsc1244485: - CVE-2026-27145: crypto/x509: split candidate hostname only once bsc1267450. - CVE-2026-42504: mime: quadratic complexity in WordDecoder.DecodeHeader bsc1267442. - CVE-2026-42507: net/textproto: arbitrary input are...
EUVD-2026-35476
Issue summary: Parsing a crafted DER-encoded ASN.1 structure with a primitive element whose content exceeds 2 gigabytes in length may cause a heap buffer over-read on 64-bit Unix and Unix-like platforms. Impact summary: The heap buffer over-read may crash the application Denial of Service or to...
CVE-2026-34180
Issue summary: Parsing a crafted DER-encoded ASN.1 structure with a primitive element whose content exceeds 2 gigabytes in length may cause a heap buffer over-read on 64-bit Unix and Unix-like platforms. Impact summary: The heap buffer over-read may crash the application Denial of Service or to...
CVE-2026-7383 Possible Heap Buffer Overflow in ASN.1 Multibyte String Conversion
Issue summary: A signed integer overflow when sizing the destination buffer for Unicode output in ASN1mbstringncopy can lead to a heap buffer overflow. Impact summary: A heap buffer overflow may lead to a crash or possibly attacker controlled code execution or other undefined behaviour. In...
crypto/x509: crypto/tls: golang: Go: Denial of Service vulnerability in certificate chain building
A flaw was found in the Go standard library packages crypto/x509 and crypto/tls. During the process of building a certificate chain, an attacker can provide a large number of intermediate certificates. This excessive input is not properly limited, leading to an uncontrolled amount of work being...
PT-2026-48333
Name of the Vulnerable Software and Affected Versions Spring Security versions 5.7.0 through 5.7.24 Spring Security versions 5.8.0 through 5.8.26 Spring Security versions 6.3.0 through 6.3.17 Spring Security versions 6.4.0 through 6.4.17 Spring Security versions 6.5.0 through 6.5.10 Description T...
CVE-2026-34180
Issue summary: Parsing a crafted DER-encoded ASN.1 structure with a primitive element whose content exceeds 2 gigabytes in length may cause a heap buffer over-read on 64-bit Unix and Unix-like platforms. Impact summary: The heap buffer over-read may crash the application Denial of Service or to...
PT-2026-47855
Name of the Vulnerable Software and Affected Versions OpenSSL affected versions not specified Description A signed integer overflow occurs when sizing the destination buffer for Unicode output in the ASN1 mbstring ncopy function, which can lead to a heap buffer overflow. This happens in ASN1...
RHEL 9 : rhc (RHSA-2026:24337)
The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:24337 advisory. rhc is a client tool and daemon that connects the system to Red Hat hosted services enabling system and subscription management. Security...
RHEL 9 : image-builder (RHSA-2026:23228)
The remote Redhat Enterprise Linux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:23228 advisory. A local binary for building customized OS artifacts such as VM images and OSTree commits. Uses osbuild under the hood. Security Fixes:...
RHEL 10 : osbuild-composer (RHSA-2026:22450)
The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:22450 advisory. A service for building customized OS artifacts, such as VM images and OSTree commits, that uses osbuild under the hood. Besides building...
CVE-2026-5448
X.509 date buffer overflow in wolfSSLX509notAfter / wolfSSLX509notBefore. A buffer overflow may occur when parsing date fields from a crafted X.509 certificate via the compatibility layer API. This is only triggered when calling these two APIs directly from an application, and does not affect TLS...