PT-2025-52899

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The bpf skb check mtu helper in the Linux kernel does not properly validate the skb-transport header, potentially leading to issues when the BPF MTU CHK SEGS flag is used. Specifically,...

Linux Distros Unpatched Vulnerability : CVE-2025-68363

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - bpf: Check skb-transportheader is set in bpfskbcheckmtu The bpfskbcheckmtu helper needs to use skb-transportheader when the BPFMTUCHKSEGS flag is used:...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990498)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990498 advisory. In the Linux kernel, the following vulnerability has been resolved: erspan: do not assume transport header is always set Rewrite tests in ip6erspantunnelxmit and...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990411)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990411 advisory. In the Linux kernel, the following vulnerability has been resolved: ipgre: test csumstart instead of transport header GRE with TUNNELCSUM will apply local checksum...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-989393)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989393 advisory. In the Linux kernel, the following vulnerability has been resolved: erspan: do not assume transport header is always set Rewrite tests in ip6erspantunnelxmit and...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989350)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989350 advisory. In the Linux kernel, the following vulnerability has been resolved: erspan: do not assume transport header is always set Rewrite tests in ip6erspantunnelxmit and...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: ipv6: Rejected malicious packets in ipv6gsoSegment. syzbot was able to create a packet with very long IPv6 extension headers, leading to an overflow of skb-transportheader. This 16-bit field has a limited range. Add the...

EUVD-2022-54544

In the Linux kernel, the following vulnerability has been resolved: erspan: do not assume transport header is always set Rewrite tests in ip6erspantunnelxmit and erspanfbxmit to not assume transport header is set. syzbot reported: WARNING: CPU: 0 PID: 1350 at include/linux/skbuff.h:2911...

kernel: ipv6: reject malicious packets in ipv6_gso_segment()

In the Linux kernel, the following vulnerability has been resolved: ipv6: reject malicious packets in ipv6gsosegment syzbot was able to craft a packet with very long IPv6 extension headers leading to an overflow of skb-transportheader. This 16bit field has a limited range. Add...

Linux Distros Unpatched Vulnerability : CVE-2023-53439

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: net: skbpartialcsumset fix against transport header magic value skb-transportheader uses the...

SUSE CVE-2023-53439

In the Linux kernel, the following vulnerability has been resolved: net: skbpartialcsumset fix against transport header magic value skb-transportheader uses the special 0xFFFF value to mark if the transport header was set or not. We must prevent callers to accidentaly set skb-transportheader to...

CVE-2023-53439

In the Linux kernel, the following vulnerability has been resolved: net: skbpartialcsumset fix against transport header magic value skb-transportheader uses the special 0xFFFF value to mark if the transport header was set or not. We must prevent callers to accidentaly set skb-transportheader to...

CVE-2023-53439

In the Linux kernel, the following vulnerability has been resolved: net: skbpartialcsumset fix against transport header magic value skb-transportheader uses the special 0xFFFF value to mark if the transport header was set or not. We must prevent callers to accidentaly set skb-transportheader to...

DEBIAN-CVE-2023-53439

In the Linux kernel, the following vulnerability has been resolved: net: skbpartialcsumset fix against transport header magic value skb-transportheader uses the special 0xFFFF value to mark if the transport header was set or not. We must prevent callers to accidentaly set skb-transportheader to...

UBUNTU-CVE-2023-53439

In the Linux kernel, the following vulnerability has been resolved: net: skbpartialcsumset fix against transport header magic value skb-transportheader uses the special 0xFFFF value to mark if the transport header was set or not. We must prevent callers to accidentaly set skb-transportheader to...

CVE-2023-53439

CVE-2023-53439 concerns the Linux kernel fix for skb_partial_csum_set() where skb->transport_header used the sentinel value 0xFFFF to indicate the transport header status. The description indicates the vulnerability arose from callers potentially setting skb->transport_header to 0xFFFF, and...

CVE-2023-53439 net: skb_partial_csum_set() fix against transport header magic value

In the Linux kernel, the following vulnerability has been resolved: net: skbpartialcsumset fix against transport header magic value skb-transportheader uses the special 0xFFFF value to mark if the transport header was set or not. We must prevent callers to accidentaly set skb-transportheader to...

CVE-2023-53439 net: skb_partial_csum_set() fix against transport header magic value

In the Linux kernel, the following vulnerability has been resolved: net: skbpartialcsumset fix against transport header magic value skb-transportheader uses the special 0xFFFF value to mark if the transport header was set or not. We must prevent callers to accidentaly set skb-transportheader to...

CVE-2023-53439 net: skb_partial_csum_set() fix against transport header magic value

In the Linux kernel, the following vulnerability has been resolved: net: skbpartialcsumset fix against transport header magic value skb-transportheader uses the special 0xFFFF value to mark if the transport header was set or not. We must prevent callers to accidentaly set skb-transportheader to...

PT-2025-38458

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel related to the handling of transport header magic values within the skb partial csum set function. Specifically, the code does not prevent callers from...