CVE-2022-50816 ipv6: ensure sane device mtu in tunnels

In the Linux kernel, the following vulnerability has been resolved: ipv6: ensure sane device mtu in tunnels Another syzbot report 1 with no reproducer hints at a bug in ip6gre tunnel dev:ip6gretap0 Since ipv6 mcast code makes sure to read dev-mtu once and applies a sanity check on it see commit...

CVE-2022-50816 ipv6: ensure sane device mtu in tunnels

In the Linux kernel, the following vulnerability has been resolved: ipv6: ensure sane device mtu in tunnels Another syzbot report 1 with no reproducer hints at a bug in ip6gre tunnel dev:ip6gretap0 Since ipv6 mcast code makes sure to read dev-mtu once and applies a sanity check on it see commit...

PT-2025-53934

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 Description The Linux kernel contained a flaw in the IPv6 tunnel implementation. Specifically, the code did not properly sanitize the Maximum Transmission Unit MTU value,...

Linux Distros Unpatched Vulnerability : CVE-2022-50816

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ipv6: ensure sane device mtu in tunnels Another syzbot report 1 with no reproducer hints at a bug in ip6gre tunnel dev:ip6gretap0 Since ipv6 mcast code makes su...

CVE-2022-50816: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ipv6: ensure sane device mtu in tunnels Another syzbot report 1 with no reproducer hints at a bug in ip6gre tunnel dev:ip6gretap0 Since ipv6 mcast code makes sure to read dev-mtu once and applies a sanity check on it see commit...

SUSE CVE-2023-54159

In the Linux kernel, the following vulnerability has been resolved: usb: mtu3: fix kernel panic at qmu transfer done irq handler When handle qmu transfer irq, it will unlock @mtu-lock before give back request, if another thread handle disconnect event at the same time, and try to disable ep, it m...

SUSE CVE-2025-68363

In the Linux kernel, the following vulnerability has been resolved: bpf: Check skb-transportheader is set in bpfskbcheckmtu The bpfskbcheckmtu helper needs to use skb-transportheader when the BPFMTUCHKSEGS flag is used: bpfskbcheckmtuskb, ifindex, &mtulen, 0, BPFMTUCHKSEGS The transportheader is...

CVE-2023-54159

No public technical details about CVE-2023-54159 are provided in the connected documents. The materials mention the Linux kernel mtu3 issue but do not specify affected versions, exploit info, or fixes. Monitor for updates from vendors/security advisories.

EUVD-2025-205091

In the Linux kernel, the following vulnerability has been resolved: bpf: Check skb-transportheader is set in bpfskbcheckmtu The bpfskbcheckmtu helper needs to use skb-transportheader when the BPFMTUCHKSEGS flag is used: bpfskbcheckmtuskb, ifindex, &mtulen, 0, BPFMTUCHKSEGS The transportheader is...

AZL-73135 CVE-2025-68363 affecting package kernel for versions less than 6.6.121.1-1

In the Linux kernel, the following vulnerability has been resolved: bpf: Check skb-transportheader is set in bpfskbcheckmtu The bpfskbcheckmtu helper needs to use skb-transportheader when the BPFMTUCHKSEGS flag is used: bpfskbcheckmtuskb, ifindex, &mtulen, 0, BPFMTUCHKSEGS The transportheader is...

CVE-2025-68363

In the Linux kernel, the following vulnerability has been resolved: bpf: Check skb-transportheader is set in bpfskbcheckmtu The bpfskbcheckmtu helper needs to use skb-transportheader when the BPFMTUCHKSEGS flag is used: bpfskbcheckmtuskb, ifindex, &mtulen, 0, BPFMTUCHKSEGS The transportheader is...

CVE-2025-68363

In the Linux kernel, the following vulnerability has been resolved: bpf: Check skb-transportheader is set in bpfskbcheckmtu The bpfskbcheckmtu helper needs to use skb-transportheader when the BPFMTUCHKSEGS flag is used: bpfskbcheckmtuskb, ifindex, &mtulen, 0, BPFMTUCHKSEGS The transportheader is...

UBUNTU-CVE-2025-68363

In the Linux kernel, the following vulnerability has been resolved: bpf: Check skb-transportheader is set in bpfskbcheckmtu The bpfskbcheckmtu helper needs to use skb-transportheader when the BPFMTUCHKSEGS flag is used: bpfskbcheckmtuskb, ifindex, &mtulen, 0, BPFMTUCHKSEGS The transportheader is...

CVE-2025-68363 bpf: Check skb->transport_header is set in bpf_skb_check_mtu

In the Linux kernel, the following vulnerability has been resolved: bpf: Check skb-transportheader is set in bpfskbcheckmtu The bpfskbcheckmtu helper needs to use skb-transportheader when the BPFMTUCHKSEGS flag is used: bpfskbcheckmtuskb, ifindex, &mtulen, 0, BPFMTUCHKSEGS The transportheader is...

CVE-2025-68363

CVE-2025-68363 : Linux kernel BPF MTU check bug. The helper bpf_skb_check_mtu used skb->transport_header without guaranteeing that skb_transport_header was set, causing a WARN_ON_ONCE during BPF test_run. The fix adds a guard using skb_transport_header_was_set() and performs the check just bef...

SUSE CVE-2025-68340

In the Linux kernel, the following vulnerability has been resolved: team: Move team device type change at the end of teamportadd Attempting to add a port device that is already up will expectedly fail, but not before modifying the team device headerops. In the case of the syzbot reproducer the gr...

CVE-2025-68340

In the Linux kernel, the following vulnerability has been resolved: team: Move team device type change at the end of teamportadd Attempting to add a port device that is already up will expectedly fail, but not before modifying the team device headerops. In the case of the syzbot reproducer the gr...

AZL-78404 CVE-2025-68340 affecting package kernel for versions less than 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: team: Move team device type change at the end of teamportadd Attempting to add a port device that is already up will expectedly fail, but not before modifying the team device headerops. In the case of the syzbot reproducer the gr...

UBUNTU-CVE-2025-68340

In the Linux kernel, the following vulnerability has been resolved: team: Move team device type change at the end of teamportadd Attempting to add a port device that is already up will expectedly fail, but not before modifying the team device headerops. In the case of the syzbot reproducer the gr...

CVE-2025-68340

In the Linux kernel, the following vulnerability has been resolved: team: Move team device type change at the end of teamportadd Attempting to add a port device that is already up will expectedly fail, but not before modifying the team device headerops. In the case of the syzbot reproducer the gr...