OESA-2026-1716 freerdp security update

FreeRDP is a client implementation of the Remote Desktop Protocol RDP that follows Microsoft's open specifications. This package provides the client applications xfreerdp. Security Fixes: FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.24.0, Integer Underflow in...

strongSwan CVE-2026-25075 Vulnerability Assessment Tool

This tool allows you to safely detect whether a strongSwan VPN server is vulnerable to CVE-2026-25075 without causing any disruption. CVE-2026-25075 is an integer underflow vulnerability in strongSwan's EAP-TTLS plugin that allows remote, unauthenticated attackers to crash the IKE daemon through ...

CVE-2026-0966

CVE-2026-0966 affects the libssh library with a buffer underflow in ssh_get_hexa() on invalid input. The issue occurs because ssh_get_hexa() is used by ssh_get_fingerprint_hash() and the deprecated ssh_print_hexa(), and also in gssapi logging. Remote triggering is possible when GSSAPI authenticat...

CVE-2026-0966 Libssh: libssh: denial of service via zero-length input in ssh_get_hexa()

A flaw was found in libssh. The API function sshgethexa is vulnerable to a denial of service when processing zero-length input. This can be exploited remotely by an attacker during GSSAPI Generic Security Service Application Program Interface authentication if the server's logging verbosity is se...

CVE-2026-0966

A flaw was found in libssh. The API function sshgethexa is vulnerable to a denial of service when processing zero-length input. This can be exploited remotely by an attacker during GSSAPI Generic Security Service Application Program Interface authentication if the server's logging verbosity is se...

CVE-2026-0966 Libssh: libssh: denial of service via zero-length input in ssh_get_hexa()

A flaw was found in libssh. The API function sshgethexa is vulnerable to a denial of service when processing zero-length input. This can be exploited remotely by an attacker during GSSAPI Generic Security Service Application Program Interface authentication if the server's logging verbosity is se...

CVE-2026-1005

Integer underflow in wolfSSL packet sniffer = 5.8.4 allows an attacker to cause a buffer overflow in the AEAD decryption path by injecting a TLS record shorter than the explicit IV plus authentication tag into traffic inspected by sslDecodePacket. The underflow wraps a 16-bit length to a large...

CVE-2026-3549

Heap Overflow in TLS 1.3 ECH parsing. An integer underflow existed in ECH extension parsing logic when calculating a buffer length, which resulted in writing beyond the bounds of an allocated buffer. Note that in wolfSSL, ECH is off by default, and the ECH standard is still evolving...

CVE-2026-29078

Lexbor is a web browser engine library. Prior to 2.7.0, the ISO‑2022‑JP encoder in Lexbor fails to reset the temporary size variable between iterations. The statement ctx-bufferused -= size with a stale size = 3 causes an integer underflow that wraps to SIZEMAX. Afterwards, memcpy is called with ...

Libsoup: libsoup: buffer overread due to integer underflow when handling zero-length resources

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strongSwan 4.5.0 < 6.0.5 EAP-TTLS AVP Parsing Integer Underflow

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SUSE CVE-2026-25075

strongSwan versions 4.5.0 prior to 6.0.5 contain an integer underflow vulnerability in the EAP-TTLS AVP parser that allows unauthenticated remote attackers to cause a denial of service by sending crafted AVP data with invalid length fields during IKEv2 authentication. Attackers can exploit the...

PT-2026-33103

Name of the Vulnerable Software and Affected Versions xwayland versions prior to 24.1.9-2.1 xorg-x11-server versions prior to 21.1.21-5.1 Description Security issues were identified in xwayland and xorg-x11-server. Recommendations Update xwayland to version 24.1.9-2.1. Update xorg-x11-server to...

SUSE SLES15 Security Update : strongswan (SUSE-SU-2026:0981-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2026:0981-1 advisory. - CVE-2026-25075: Fixed integer underflow when handling EAP-TTLS AVP bsc1259472. Tenable has extracted the preceding description block...

SUSE SLED15 / SLES15 Security Update : strongswan (SUSE-SU-2026:0980-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2026:0980-1 advisory. - CVE-2026-25075: Fixed integer underflow when handling EAP-TTLS AVP bsc1259472. Tenable has extracted the preceding...

SUSE SLES15: strongswan / strongswan-doc / strongswan-hmac / strongswan-ipsec / etc (SUSE-SU-2026:0978-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2026:0978-1 advisory. - CVE-2026-25075: Fixed integer underflow when handling EAP-TTLS AVP bsc1259472. Other bug fixes: -Fix rpm scripts to not break swanctl.conf...

SUSE SLES15 / openSUSE 15 Security Update : strongswan (SUSE-SU-2026:0979-1)

The remote SUSE Linux SLES15 / SLESSAP15 / openSUSE 15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2026:0979-1 advisory. - CVE-2026-25075: Fixed integer underflow when handling EAP-TTLS AVP bsc1259472. Tenable has extracted the preceding descripti...

CLSA-2026-1774363216 vim: Fix of 3 CVEs

CVE-2026-28420: fix heap-buffer-overflow in :terminal when processing Unicode combining characters from supplementary planes - CVE-2026-28418: fix OOB read in Emacs tags parsing with overlong tag file - CVE-2026-28419: fix heap-buffer-underflow in Emacs tags parsing when delimiter appears at...

CLSA-2026-1774352914 capstone: Fix of CVE-2025-68114

CVE-2025-68114: fix stack buffer underflow/overflow in SStreamconcat...

AZL-80300 CVE-2026-25075 affecting package strongswan for versions less than 5.9.14-9

strongSwan versions 4.5.0 prior to 6.0.5 contain an integer underflow vulnerability in the EAP-TTLS AVP parser that allows unauthenticated remote attackers to cause a denial of service by sending crafted AVP data with invalid length fields during IKEv2 authentication. Attackers can exploit the...