Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from an unvalidated UAC3 class segment descriptor size that could lead to out-of-bounds access...

Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2025-1169)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2025-1169 advisory. In the Linux kernel, the following vulnerability has been resolved: smb: client: Avoid race in opencacheddir with lease breaks CVE-2025-37954 In the Linux kernel, the following vulnerability h...

ipv6: sr: Fix MAC comparison to be constant-time

...

SUSE CVE-2025-39702

In the Linux kernel, the following vulnerability has been resolved: ipv6: sr: Fix MAC comparison to be constant-time To prevent timing attacks, MACs need to be compared in constant time. Use the appropriate helper function for this...

DEBIAN-CVE-2025-39702

In the Linux kernel, the following vulnerability has been resolved: ipv6: sr: Fix MAC comparison to be constant-time To prevent timing attacks, MACs need to be compared in constant time. Use the appropriate helper function for this...

UBUNTU-CVE-2025-39702

In the Linux kernel, the following vulnerability has been resolved: ipv6: sr: Fix MAC comparison to be constant-time To prevent timing attacks, MACs need to be compared in constant time. Use the appropriate helper function for this...

CVE-2025-39702

In the Linux kernel, the following vulnerability has been resolved: ipv6: sr: Fix MAC comparison to be constant-time To prevent timing attacks, MACs need to be compared in constant time. Use the appropriate helper function for this...

CVE-2025-39702 ipv6: sr: Fix MAC comparison to be constant-time

In the Linux kernel, the following vulnerability has been resolved: ipv6: sr: Fix MAC comparison to be constant-time To prevent timing attacks, MACs need to be compared in constant time. Use the appropriate helper function for this...

CVE-2025-39702 ipv6: sr: Fix MAC comparison to be constant-time

In the Linux kernel, the following vulnerability has been resolved: ipv6: sr: Fix MAC comparison to be constant-time To prevent timing attacks, MACs need to be compared in constant time. Use the appropriate helper function for this...

CVE-2025-39702

CVE-2025-39702 is a Linux kernel issue where ipv6: sr: Fix MAC comparison to be constant-time addresses timing-attack risk. Connected documents confirm kernels across multiple distributions (e.g., kernel6.12 line for Amazon Linux ALAS, Debian LTS DLA, Astralinux, Mariner/CBL) are affected in vers...

ipv6: reject malicious packets in ipv6_gso_segment()

...

bpf: Remove tst_run from lwt_seg6local_prog_ops.

...

A Segmentation Fault issue discovered in in ieee_segment function in outieee.c in nasm 2.14.03 and 2.15 allows remote attackers to cause a denial of service via crafted assembly file.

...

net: ipv6: fix dst ref loops in rpl, seg6 and ioam6 lwtunnels

...

Linux Distros Unpatched Vulnerability : CVE-2025-38572

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ipv6: reject malicious packets in ipv6gsosegment syzbot was able to craft a packet with very long IPv6 extension headers leading to an overflow of...

Linux Distros Unpatched Vulnerability : CVE-2023-46331

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - WebAssembly wabt 1.0.33 has an Out-of-Bound Memory Read in in DataSegment::IsValidRange, which lead to segmentation fault. CVE-2023-46331 Note that Nessus relie...

Linux Distros Unpatched Vulnerability : CVE-2019-20805

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - plxelf.cpp in UPX before 3.96 has an integer overflow during unpacking via crafted values in a PTDYNAMIC segment. CVE-2019-20805 Note that Nessus relies on the...

AZL-66599 CVE-2025-38622 affecting package kernel for versions less than 6.6.104.2-1

In the Linux kernel, the following vulnerability has been resolved: net: drop UFO packets in udprcvsegment When sending a packet with virtionethdr to tun device, if the gsotype in virtionethdr is SKBGSOUDP and the gsosize is less than udphdr size, below crash may happen. ------------ cut here...

CVE-2025-38622 net: drop UFO packets in udp_rcv_segment()

In the Linux kernel, the following vulnerability has been resolved: net: drop UFO packets in udprcvsegment When sending a packet with virtionethdr to tun device, if the gsotype in virtionethdr is SKBGSOUDP and the gsosize is less than udphdr size, below crash may happen. ------------ cut here...

CVE-2025-38622

CVE-2025-38622 — Linux kernel UDP/GSO issue : The vulnerability occurs in the UDP receive path when a packet with virtio_net_hdr using SKB_GSO_UDP and a gso_size smaller than the UDP header can trigger a crash in skb_pull_rcsum, leading to a kernel BUG in net/core/skbuff.c and a local attacker ma...