UBUNTU-CVE-2026-59849

A flaw was found in libssh. Logic errors in automatic certificate-based public key authentication can cause libssh clients to loop indefinitely when configured certificates are missing or repeatedly rejected by a server, leading to denial of service...

CVE-2026-59849

A flaw was found in libssh. Logic errors in automatic certificate-based public key authentication can cause libssh clients to loop indefinitely when configured certificates are missing or repeatedly rejected by a server, leading to denial of service...

CVE-2026-59849 Libssh: libssh: denial of service via automatic certificate authentication loop

A flaw was found in libssh. Logic errors in automatic certificate-based public key authentication can cause libssh clients to loop indefinitely when configured certificates are missing or repeatedly rejected by a server, leading to denial of service...

CVE-2026-59849

A flaw was found in libssh. Logic errors in automatic certificate-based public key authentication can cause libssh clients to loop indefinitely when configured certificates are missing or repeatedly rejected by a server, leading to denial of service...

EUVD-2026-46263

A flaw was found in libssh. Logic errors in automatic certificate-based public key authentication can cause libssh clients to loop indefinitely when configured certificates are missing or repeatedly rejected by a server, leading to denial of service...

CVE-2026-59849

CVE-2026-59849 affects libssh. Connected advisories show a denial-of-service caused by a logic/loop in automatic certificate-based public key authentication that can loop when certificates are missing or repeatedly rejected. Victim scenario: libssh clients may experience indefinite looping, leadi...

CVE-2026-59849

A flaw was found in libssh. Logic errors in automatic certificate-based public key authentication can cause libssh clients to loop indefinitely when configured certificates are missing or repeatedly rejected by a server, leading to denial of service...

CVE-2026-59849

A flaw was found in libssh. Logic errors in automatic certificate-based public key authentication can cause libssh clients to loop indefinitely when configured certificates are missing or repeatedly rejected by a server, leading to denial of service. Mitigation Do not connect to untrusted SSH...

Infinite loop

Overview Affected versions of this package are vulnerable to Infinite loop due to logic errors in automatic certificate-based public key authentication, which can cause clients to enter an infinite loop in the authentication process. An attacker can cause resource exhaustion by configuring a serv...

glibc: glibc: Application crash or uninitialized memory read via crafted DNS response

A flaw was found in glibc GNU C Library. The deprecated functions nsprintrrf, nsprintrr, and fpnquery do not properly validate the length of RDATA Resource Record Data in a DNS Domain Name System response when processing specific record types like LOC, CERT, TKEY, or TSIG. A remote attacker could...

Security update for go1.25-openssl

This update for go1.25-openssl fixes the following issues Update to version go1.25.12 bsc1244485. CVE-2026-25679: net/url: reject IPv6 literal not at start of host bsc1259264. CVE-2026-27139: os: FileInfo can escape from a Root bsc1259268. CVE-2026-27142: html/template: URLs in meta content...

USN-8577-1 openssh vulnerability

USN-8222-1 fixed a vulnerability in OpenSSH. This update provides the corresponding fix for Ubuntu 16.04 LTS. Original advisory details: Vladimir Tokarev discovered that OpenSSH incorrectly handled certificates with the principal name containing a comma character when using user-trusted CA keys i...

EUVD-2026-46118

FreeRDP before 3.28.0 treats lines beginning with forward slash in RDP files as raw command-line options, exposing the entire CLI parser surface to untrusted files. Attackers can craft malicious RDP files with /rdp2tcp, /cert:ignore, or /drive options to execute arbitrary commands, bypass...

PT-2026-61948

Name of the Vulnerable Software and Affected Versions libssh versions prior to 0.11.5-1.1 Description Logic errors in automatic certificate-based public key authentication can cause clients to loop indefinitely when configured certificates are missing or are repeatedly rejected by a server,...

PT-2026-62010

Malcolm is a network traffic analysis tool suite. Prior to version 26.07.0, safe-extract.py extracts uploaded archives with no limit on entry count, directory depth, total entries, or output size. A small malicious archive containing a large number of directory or file entries causes the filebeat...

PT-2026-62012

Malcolm is a network traffic analysis tool suite. Prior to version 26.07.0, role-based access control enforced in the Nginx OpenResty Lua layer evaluates the raw, unnormalized ngx.var.request uri, while Nginx itself routes requests using the normalized path. An authenticated low-privilege user ca...

EulerOS Virtualization 2.12.0 : openssl (EulerOS-SA-2026-2791)

According to the versions of the openssl packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : Issue summary: When a delta CRL that contains a Delta CRL Indicator extension is processed a NULL pointer dereference might happen...

EulerOS Virtualization 2.12.1 (EulerOS-SA-2026-2745)

According to the versions of the packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : Issue summary: When a delta CRL that contains a Delta CRL Indicator extension is processed a NULL pointer dereference might happen if the...

kernel security, bug fix, and enhancement update

4.18.0-553.146.1 - Update Oracle Linux certificates Kevin Lyons - Disable signing for aarch64 Ilya Okomin - Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list olkmodsigningkey.pem Orabug: 29539237 - Update x509.genkey Orabug: 24817676 - Conflict with shim-ia32 and...

PT-2026-63259

Name of the Vulnerable Software and Affected Versions Netty versions prior to 4.1.135.Final Netty versions 4.2.0.Final through 4.2.15.Final Description The OcspClient does not validate that the CertificateID in an OCSP response matches the requested CertificateID, which can lead to a replay attac...