CVE-2026-68123

A flaw was found in the Open vSwitch component of the Linux kernel. This vulnerability arises from an underflow condition when handling Generic Segmentation Offload GSO packets in userspace. A length calculation error can lead to a buffer underflow when data is processed by the skbzerocopy...

UBUNTU-CVE-2026-68123

In the Linux kernel, the following vulnerability has been resolved: openvswitch: fix GSO userspace truncation underflow OVSACTIONATTRTRUNC currently stores a delta from the original skb length in OVSCBskb-cutlen. When a later userspace action segments a GSO skb, queuegsopackets reuses that delta...

CVE-2026-68123 openvswitch: fix GSO userspace truncation underflow

In the Linux kernel, the following vulnerability has been resolved: openvswitch: fix GSO userspace truncation underflow OVSACTIONATTRTRUNC currently stores a delta from the original skb length in OVSCBskb-cutlen. When a later userspace action segments a GSO skb, queuegsopackets reuses that delta...

Linux Distros Unpatched Vulnerability : CVE-2026-68123

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - openvswitch: fix GSO userspace truncation underflow OVSACTIONATTRTRUNC currently stores a delta from the original skb length in OVSCBskb-cutlen. When a later...

Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

Updated kernel packages that fix multiple security issues, several bugs, and add various enhancements are now available for Red Hat Enterprise Linux 7. The Red Hat Security Response Team has rated this update as having Important security impact. Common Vulnerability Scoring System CVSS base score...

Linux Kernel信息泄漏漏洞(CVE-2014-2568)

Bugtraq ID:66348 CVE ID:CVE-2014-2568 Linux Kernel是一款开源的操作系统。 Linux Kernel skbzerocopy拷贝skb到用户空间缓冲区时存在安全漏洞，允许攻击者利用漏洞获取敏感内存信息，导致敏感信息泄漏。 0 Linux Kernel 用户可参考厂商的GIT库以获得补丁修复此漏洞： https://lkml.org/lkml/2014/3/20/421...

Design/Logic Flaw

Use-after-free vulnerability in the nfqnlzcopy function in net/netfilter/nfnetlinkqueuecore.c in the Linux kernel through 3.13.6 allows attackers to obtain sensitive information from kernel memory by leveraging the absence of a certain orphaning operation. NOTE: the affected code was moved to the...

CVE-2014-2568

Use-after-free vulnerability in the nfqnlzcopy function in net/netfilter/nfnetlinkqueuecore.c in the Linux kernel through 3.13.6 allows attackers to obtain sensitive information from kernel memory by leveraging the absence of a certain orphaning operation. NOTE: the affected code was moved to the...

CVE-2014-2568

Use-after-free vulnerability in the nfqnlzcopy function in net/netfilter/nfnetlinkqueuecore.c in the Linux kernel through 3.13.6 allows attackers to obtain sensitive information from kernel memory by leveraging the absence of a certain orphaning operation. NOTE: the affected code was moved to the...