SUSE CVE-2026-63993

In the Linux kernel, the following vulnerability has been resolved: vxlan: do not reuse cached iphdr value after skbtunnelcheckpmtu skbtunnelcheckpmtu can change skb-head. Reusing oldiph afer skbtunnelcheckpmtu can cause an UAF. Use instead iphdrskb as done in drivers/net/bareudp.c and...

Linux Distros Unpatched Vulnerability : CVE-2026-63993

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: vxlan: do not reuse cached iphdr value after skbtunnelcheckpmtu skbtunnelcheckpmtu can chang...

EUVD-2026-45566

In the Linux kernel, the following vulnerability has been resolved: vxlan: do not reuse cached iphdr value after skbtunnelcheckpmtu skbtunnelcheckpmtu can change skb-head. Reusing oldiph afer skbtunnelcheckpmtu can cause an UAF. Use instead iphdrskb as done in drivers/net/bareudp.c and...

PT-2026-61310

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A Use-After-Free UAF issue exists in the vxlan component. The problem occurs when a cached ip hdr value is reused after the skb tunnel check pmtu function is called, as this function can...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-006928)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006928 advisory. In the Linux kernel, the following vulnerability has been resolved: tunnels: fix kasan splat when generating ipv4 pmtu error If we try to emit an icmp error in...

AZL-80847 CVE-2026-23398 affecting package kernel for versions less than 6.6.130.1-1

In the Linux kernel, the following vulnerability has been resolved: icmp: fix NULL pointer dereference in icmptagvalidation icmptagvalidation unconditionally dereferences the result of rcudereferenceinetprotosproto without checking for NULL. The inetprotos array is sparse -- only about 15 of 256...

CVE-2001-1554

IBM AIX 430 does not properly unlock IPPMTULOCK, which allows remote attackers to cause a denial of service hang via Path Maximum Transmit Unit PMTU IP packets...

EUVD-2000-0094

Malware in sbrugna...

EUVD-2005-1195

Malware in sbrugna...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987184)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987184 advisory. In the Linux kernel, the following vulnerability has been resolved: ip: Fix data-races around sysctlipfwdusepmtu. While reading sysctlipfwdusepmtu, it can be changed...

SUSE CVE-2023-53600

In the Linux kernel, the following vulnerability has been resolved: tunnels: fix kasan splat when generating ipv4 pmtu error If we try to emit an icmp error in response to a nonliner skb, we get BUG: KASAN: slab-out-of-bounds in ipcomputecsum+0x134/0x220 Read of size 4 at addr ffff88811c50db00 by...

CVE-2023-53600

CVE-2023-53600 : In the Linux kernel, a bug in tunnel PMTU handling caused a KASAN slab-out-of-bounds crash when emitting an IPv4 ICMP error in response to a non-linear skb. The root cause was that ip_compute_csum() cannot handle nonlinear skbs, leading to a crash trace including kasan_report and...

CVE-2023-53600: Out-of-bounds Read

In the Linux kernel, the following vulnerability has been resolved: tunnels: fix kasan splat when generating ipv4 pmtu error If we try to emit an icmp error in response to a nonliner skb, we get BUG: KASAN: slab-out-of-bounds in ipcomputecsum+0x134/0x220 Read of size 4 at addr ffff88811c50db00 by...

PT-2025-8878

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A vulnerability in the Linux kernel has been resolved. The issue concerns the ip rt update pmtu function, which must use RCU protection to prevent the net structure it reads from...

DEBIAN-CVE-2024-56751

In the Linux kernel, the following vulnerability has been resolved: ipv6: release nexthop on device removal The CI is hitting some aperiodic hangup at device removal time in the pmtu.sh self-test: unregisternetdevice: waiting for vethA-R1 to become free. Usage count = 6 reftracker:...

AZL-54764 CVE-2024-56751 affecting package kernel for versions less than 5.15.182.1-1

In the Linux kernel, the following vulnerability has been resolved: ipv6: release nexthop on device removal The CI is hitting some aperiodic hangup at device removal time in the pmtu.sh self-test: unregisternetdevice: waiting for vethA-R1 to become free. Usage count = 6 reftracker:...

PT-2024-37063

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A vulnerability in the Linux kernel has been resolved, involving IPv6 and device removal. The issue occurred during device removal in the pmtu.sh self-test, causing an aperiodic hangup...

CVE-2024-50083

In the Linux kernel, the following vulnerability has been resolved: tcp: fix mptcp DSS corruption due to large pmtu xmit Syzkaller was able to trigger a DSS corruption: TCP: requestsocksubflowv4: Possible SYN flooding on port :::20002. Sending cookies. ------------ cut here ------------ WARNING:...

CVE-2024-50083 tcp: fix mptcp DSS corruption due to large pmtu xmit

In the Linux kernel, the following vulnerability has been resolved: tcp: fix mptcp DSS corruption due to large pmtu xmit Syzkaller was able to trigger a DSS corruption: TCP: requestsocksubflowv4: Possible SYN flooding on port :::20002. Sending cookies. ------------ cut here ------------ WARNING:...

CVE-2024-50083

In the Linux kernel, the following vulnerability has been resolved: tcp: fix mptcp DSS corruption due to large pmtu xmit Syzkaller was able to trigger a DSS corruption: TCP: requestsocksubflowv4: Possible SYN flooding on port :::20002. Sending cookies. ------------ cut here ------------ WARNING:...