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...

Security update for strongswan

This update for strongswan fixes the following issues: CVE-2026-25075: Fixed integer underflow when handling EAP-TTLS AVP bsc1259472. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST onlineupdate or "zypper patch". Alternatively you can run t...

SUSE-SU-2026:0981-1 Security update for strongswan

This update for strongswan fixes the following issues: - CVE-2026-25075: Fixed integer underflow when handling EAP-TTLS AVP bsc1259472...

Security update for strongswan

This update for strongswan fixes the following issues: CVE-2026-25075: Fixed integer underflow when handling EAP-TTLS AVP bsc1259472. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST onlineupdate or "zypper patch". Alternatively you can run t...

SUSE-SU-2026:0980-1 Security update for strongswan

This update for strongswan fixes the following issues: - CVE-2026-25075: Fixed integer underflow when handling EAP-TTLS AVP bsc1259472...

Security update for strongswan

This update for strongswan fixes the following issues: CVE-2026-25075: Fixed integer underflow when handling EAP-TTLS AVP bsc1259472. Other bug fixes: -Fix rpm scripts to not break swanctl.conf use bsc1256442: Guard rpm migration scripts migrating strongswan.service using ipsec.conf on less than...

USN-8117-1 strongswan vulnerability

Kazuma Matsumoto discovered that strongSwan incorrectly handled EAP-TTLS AVPs when using the eap-ttls plugin. An attacker could possibly use this issue to cause strongSwan to consume resources and crash, resulting in a denial of service...

CVE-2026-25075: Integer Underflow (Wrap or Wraparound)

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...

CVE-2020-7465

The L2TP implementation of MPD before 5.9 allows a remote attacker who can send specifically crafted L2TP control packet with AVP Q.931 Cause Code to execute arbitrary code or cause a denial of service memory corruption...

CVE-2023-52557

In OpenBSD 7.3 before errata 016, npppd8 could crash by a l2tp message which has an AVP Attribute-Value Pair with wrong length...

CVE-2023-52557 OpenBSD 7.3 invalid l2tp message npppd crash

In OpenBSD 7.3 before errata 016, npppd8 could crash by a l2tp message which has an AVP Attribute-Value Pair with wrong length...

CVE-2023-52557 OpenBSD 7.3 invalid l2tp message npppd crash

In OpenBSD 7.3 before errata 016, npppd8 could crash by a l2tp message which has an AVP Attribute-Value Pair with wrong length...

CVE-2023-52557

In OpenBSD 7.3 before errata 016, npppd8 could crash by a l2tp message which has an AVP Attribute-Value Pair with wrong length...

CVE-2023-52557

In OpenBSD 7.3 prior to errata 016 , the npppd(8) component is vulnerable to a crash caused by receiving an L2TP message containing an AVP (Attribute-Value Pair) with an incorrect length. This issue is associated with CWE-131 (Incorrect Calculation of Buffer Size) and CWE-805 (Buffer Access with ...

CVE-2023-52557: Incorrect Calculation of Buffer Size

In OpenBSD 7.3 before errata 016, npppd8 could crash by a l2tp message which has an AVP Attribute-Value Pair with wrong length...

K92859602: BIG-IP TMM iRules vulnerability CVE-2016-5024

Security Advisory Description Virtual servers in F5 BIG-IP systems 11.6.1 before 11.6.1 HF1 and 12.1.x before 12.1.2, when configured to parse RADIUS messages via an iRule, allow remote attackers to cause a denial of service Traffic Management Microkernel restart via crafted network traffic...

CVE-2020-7465

The L2TP implementation of MPD before 5.9 allows a remote attacker who can send specifically crafted L2TP control packet with AVP Q.931 Cause Code to execute arbitrary code or cause a denial of service memory corruption...

CVE-2020-15173

In ACCEL-PPP an implementation of PPTP/PPPoE/L2TP/SSTP, there is a buffer overflow when receiving an l2tp control packet ith an AVP which type is a string and no hidden flags, length set to less than 6. If your application is used in open networks or there are untrusted nodes in the network it is...

CVE-2020-15173: Improper Restriction of Operations within the Bounds of a Memory Buffer

In ACCEL-PPP an implementation of PPTP/PPPoE/L2TP/SSTP, there is a buffer overflow when receiving an l2tp control packet ith an AVP which type is a string and no hidden flags, length set to less than 6. If your application is used in open networks or there are untrusted nodes in the network it is...

PT-2020-14246

Name of the Vulnerable Software and Affected Versions ACCEL-PPP affected versions not specified Description A buffer overflow issue occurs when receiving an L2TP control packet with an AVP of type string and no hidden flags, where the length is set to less than 6. This issue is particularly...