USN-6237-2: curl regression

USN-6237-1 fixed vulnerabilities in curl. The update caused a certificate wildcard handling regression on Ubuntu 22.04 LTS. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Hiroki Kurosawa discovered that curl incorrectly handled validating certain...

EulerOS 2.0 SP10 : curl (EulerOS-SA-2023-2376)

According to the versions of the curl packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - An improper certificate validation vulnerability exists in curl v8.1.0 in the way it supports matching of wildcard patterns when listed as 'Subjec...

Huawei EulerOS: Security Advisory for curl (EulerOS-SA-2023-2376)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2023 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

CLSA-2023-1688070599 Fix CVE(s): CVE-2023-28322, CVE-2023-28321

SECURITY UPDATE: More POST-after-PUT confusion - debian/patches/CVE-2023-28322.patch: fix mess in upload/method handling - CVE-2023-28322 SECURITY UPDATE: incorrect IDN wildcard match - debian/patches/CVE-2023-28321.patch: fix erroneous logic in wildcard handling, drop support for wildcards in th...

Multiple vulnerabilities cURL libcurl affect AIX

IBM SECURITY ADVISORY First Issued: Thu Jun 29 09:35:59 CDT 2023 The most recent version of this document is available here: https://aix.software.ibm.com/aix/efixes/security/curladvisory2.asc Security Bulletin: Multiple vulnerabilities cURL libcurl affect AIX...

openSUSE 15: curl / libcurl-devel / libcurl-devel-32bit / libcurl4 / etc (SUSE-SU-2023:2224-2)

The remote openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:2224-2 advisory. This update for curl adds the following feature: Update to version 8.0.1 jscPED-2580 - CVE-2023-28319: use-after-free in SSH sha256 fingerprint check...

SUSE-SU-2023:2224-2 Security update for curl

This update for curl adds the following feature: Update to version 8.0.1 jscPED-2580 - CVE-2023-28319: use-after-free in SSH sha256 fingerprint check bsc1211230. - CVE-2023-28320: siglongjmp race condition bsc1211231. - CVE-2023-28321: IDN wildcard matching bsc1211232. - CVE-2023-28322:...

Improper Certificate Validation

libcurl.so is vulnerable to Improper Certificate Validation. In place of a library's built-in name matching function, Curl may utilize its own name matching function for TLS. IDN hosts could be mismatched by this private wildcard matching function since they are rendered in a weak form before...

CVE-2023-28321

An improper certificate validation vulnerability exists in curl v8.1.0 in the way it supports matching of wildcard patterns when listed as "Subject Alternative Name" in TLS server certificates. curl can be built to use its own name matching function for TLS rather than one provided by a TLS...

AZL-26794 CVE-2023-28321 affecting package curl for versions less than 8.2.1-1

An improper certificate validation vulnerability exists in curl v8.1.0 in the way it supports matching of wildcard patterns when listed as "Subject Alternative Name" in TLS server certificates. curl can be built to use its own name matching function for TLS rather than one provided by a TLS...

AZL-38032 CVE-2023-28321 affecting package tensorflow for versions less than 2.16.1-1

An improper certificate validation vulnerability exists in curl v8.1.0 in the way it supports matching of wildcard patterns when listed as "Subject Alternative Name" in TLS server certificates. curl can be built to use its own name matching function for TLS rather than one provided by a TLS...

AZL-26808 CVE-2023-28321 affecting package mysql for versions less than 8.0.34-1

An improper certificate validation vulnerability exists in curl v8.1.0 in the way it supports matching of wildcard patterns when listed as "Subject Alternative Name" in TLS server certificates. curl can be built to use its own name matching function for TLS rather than one provided by a TLS...

Input validation

An improper certificate validation vulnerability exists in curl v8.1.0 in the way it supports matching of wildcard patterns when listed as "Subject Alternative Name" in TLS server certificates. curl can be built to use its own name matching function for TLS rather than one provided by a TLS...

CVE-2023-28321

An improper certificate validation vulnerability exists in curl v8.1.0 in the way it supports matching of wildcard patterns when listed as "Subject Alternative Name" in TLS server certificates. curl can be built to use its own name matching function for TLS rather than one provided by a TLS...

CVE-2023-28321

An improper certificate validation vulnerability exists in curl v8.1.0 in the way it supports matching of wildcard patterns when listed as "Subject Alternative Name" in TLS server certificates. curl can be built to use its own name matching function for TLS rather than one provided by a TLS...

CVE-2023-28321

CVE-2023-28321 affects curl before 8.1.0, where a private wildcard matching function used for TLS SAN wildcard patterns can mis-match IDN hostnames. IDNs are punycode-encoded (starting with xn--), but the curl wildcard check could still accept patterns like x* that should not match, potentially a...

CVE-2023-28321

An improper certificate validation vulnerability exists in curl v8.1.0 in the way it supports matching of wildcard patterns when listed as "Subject Alternative Name" in TLS server certificates. curl can be built to use its own name matching function for TLS rather than one provided by a TLS...

CVE-2023-28321

An improper certificate validation vulnerability exists in curl v8.1.0 in the way it supports matching of wildcard patterns when listed as "Subject Alternative Name" in TLS server certificates. curl can be built to use its own name matching function for TLS rather than one provided by a TLS...

CVE-2023-28321

An improper certificate validation vulnerability exists in curl v8.1.0 in the way it supports matching of wildcard patterns when listed as "Subject Alternative Name" in TLS server certificates. curl can be built to use its own name matching function for TLS rather than one provided by a TLS...

Internet Bug Bounty: CVE-2023-28321: IDN wildcard match

CVE-2023-28321 is a vulnerability in curl that allowed for improper validation of certificates with host mismatch. The private wildcard matching function in curl could match IDN International Domain Name hosts incorrectly, potentially accepting patterns that should have mismatched. This issue was...