Important: runfinch-finch

Issue Overview: An authenticated SSH client that repeatedly opened channels which were rejected by the server caused unbounded memory growth, eventually crashing the server process and affecting all connected users. Rejected channels are now properly removed from the connection's internal state a...

EulerOS Virtualization 2.13.0 : curl (EulerOS-SA-2026-2161)

According to the versions of the curl packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : When doing multi-threaded LDAPS transfers LDAP over TLS with libcurl,changing TLS options in one thread would inadvertently change th...

GHSA-G794-3FMP-753H AsyncSSH `AuthorizedKeysFile %u` path traversal allows attacker-selected authorized keys to authenticate a traversal username

Summary AsyncSSH 2.22.0 expands the OpenSSH-compatible AuthorizedKeysFile %u token with the raw SSH username during pre-authentication server config reload. A server configured with a documented per-user key pattern such as AuthorizedKeysFile authorizedkeys/%u can be made to read an authorized-ke...

AsyncSSH `AuthorizedKeysFile %u` path traversal allows attacker-selected authorized keys to authenticate a traversal username

Summary AsyncSSH 2.22.0 expands the OpenSSH-compatible AuthorizedKeysFile %u token with the raw SSH username during pre-authentication server config reload. A server configured with a documented per-user key pattern such as AuthorizedKeysFile authorizedkeys/%u can be made to read an authorized-ke...

PT-2026-44151

Summary AsyncSSH 2.22.0 expands the OpenSSH-compatible AuthorizedKeysFile %u token with the raw SSH username during pre-authentication server config reload. A server configured with a documented per-user key pattern such as AuthorizedKeysFile authorized keys/%u can be made to read an...

Allocation of Resources Without Limits or Throttling

Overview golang.org/x/crypto/ssh is a SSH client and server Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via the public key parsers. An attacker can exhaust CPU resources by submitting crafted RSA or DSA public keys with excessively larg...

EUVD-2026-31396

The RSA and DSA public key parsers did not enforce size limits on key parameters. A crafted public key with an excessively large modulus or DSA parameter could cause several minutes of CPU consumption during signature verification. This could be triggered by unauthenticated clients during public...

CVE-2026-39829

The RSA and DSA public key parsers did not enforce size limits on key parameters. A crafted public key with an excessively large modulus or DSA parameter could cause several minutes of CPU consumption during signature verification. This could be triggered by unauthenticated clients during public...

CVE-2026-39829 Invoking pathological RSA/DSA parameters may cause DoS in golang.org/x/crypto/ssh

The RSA and DSA public key parsers did not enforce size limits on key parameters. A crafted public key with an excessively large modulus or DSA parameter could cause several minutes of CPU consumption during signature verification. This could be triggered by unauthenticated clients during public...

PT-2026-42708

Name of the Vulnerable Software and Affected Versions The product name cannot be determined affected versions not specified Description RSA and DSA public key parsers fail to enforce size limits on key parameters. An unauthenticated client can trigger excessive CPU consumption during signature...

CVE-2026-7598

A flaw was found in the libssh2 library. A remote attacker can exploit an integer overflow vulnerability in the userauthpassword function by manipulating the usernamelen or passwordlen arguments and cause a heap-based buffer overflow. This leads to a crash to the application linked to the library...

JLSEC-2026-431 When doing SSH-based transfers using either SCP or SFTP, and asked to do public key...

When doing SSH-based transfers using either SCP or SFTP, and asked to do public key authentication, curl would wrongly still ask and authenticate using a locally running SSH agent...

CLSA-2026-1773653586 curl: Fix of CVE-2025-15224

CVE-2025-15224: fix libssh public-key auth fallback to SSH agent...

EulerOS Virtualization 2.10.1 : curl (EulerOS-SA-2026-1532)

According to the versions of the curl packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : When an OAuth2 bearer token is used for an HTTPS transfer, and that transfer performs a cross-protocol redirect to a second URL that...

EulerOS 2.0 SP12 : curl (EulerOS-SA-2026-1355)

According to the versions of the curl packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : When doing multi-threaded LDAPS transfers LDAP over TLS with libcurl, changing TLS options in one thread would inadvertently change them globally an...

EulerOS 2.0 SP10 : curl (EulerOS-SA-2026-1331)

According to the versions of the curl packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : When an OAuth2 bearer token is used for an HTTPS transfer, and that transfer performs a cross-protocol redirect to a second URL that uses an IMAP,...

CLSA-2026-1773412568 Fix CVE(s): CVE-2025-15224

SECURITY UPDATE: unexpected SSH agent authentication during public-key SSH- based transfers - debian/patches/CVE-2025-15224.patch: Require private key or SSH agent for public-key authentication; prevent attempted public-key auth when neither private key nor agent present; fix missing check that...

CLSA-2026-1773405854 curl: Fix of CVE-2025-15224

CVE-2025-15224: fix libssh public-key auth fallback to SSH agent...

CLSA-2026-1771664389 curl: Fix of 2 CVEs

CVE-2025-14524: fix OAuth2 bearer token leak on cross-protocol redirect - CVE-2025-15224: fix libssh public-key auth fallback to SSH agent...

OESA-2026-1195 curl security update

cURL is a computer software project providing a library libcurl and command-line tool curl for transferring data using various protocols. Security Fixes: When an OAuth2 bearer token is used for an HTTPS transfer, and that transfer performs a cross-protocol redirect to a second URL that uses an...