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Linux — Vulnerabilities & Security Advisories 15166

Browse all 15166 CVE security advisories affecting Linux. AI-powered Chinese analysis, POCs, and references for each vulnerability.

Linux serves as the foundational operating system for the majority of internet servers, cloud infrastructure, and embedded devices, powering critical global digital services. Its open-source nature and widespread deployment have historically exposed it to diverse vulnerability classes, including remote code execution, buffer overflows, and privilege escalation flaws within kernel modules and system utilities. While the project maintains rigorous security practices, the sheer volume of code contributes to a high cumulative count of recorded Common Vulnerabilities and Exposures, currently exceeding eleven thousand. Notable incidents often stem from misconfigurations or unpatched legacy components rather than fundamental architectural failures. The community responds rapidly to disclosed threats, yet the extensive attack surface necessitates continuous vigilance. Administrators must prioritize regular updates and strict access controls to mitigate risks associated with this ubiquitous platform, ensuring stability across both enterprise and consumer environments.

Found 15026 results / 15166 Clear Filters
CVE ID Title CVSS Severity Published
CVE-2026-31693 cifs: some missing initializations on replay — Linux 7.8 High 2026-04-30
CVE-2026-31692 rtnetlink: add missing netlink_ns_capable() check for peer netns — Linux 7.1 - 2026-04-30
CVE-2026-31787 xen/privcmd: fix double free via VMA splitting — Linux 7.1 - 2026-04-30
CVE-2026-31786 Buffer overflow in drivers/xen/sys-hypervisor.c — Linux 7.8 High 2026-04-30
CVE-2026-31691 igb: remove napi_synchronize() in igb_down() — Linux 7.1 - 2026-04-27
CVE-2026-31690 firmware: thead: Fix buffer overflow and use standard endian macros — Linux 8.8AI High AI 2026-04-27
CVE-2026-31689 EDAC/mc: Fix error path ordering in edac_mc_alloc() — Linux 7.8 - 2026-04-27
CVE-2026-31687 gpio: omap: do not register driver in probe() — Linux 6.6AI Medium AI 2026-04-27
CVE-2026-31686 mm/kasan: fix double free for kasan pXds — Linux 7.1 - 2026-04-27
CVE-2026-31685 netfilter: ip6t_eui64: reject invalid MAC header for all packets — Linux 9.4 Critical 2026-04-25
CVE-2026-31684 net: sched: act_csum: validate nested VLAN headers — Linux 7.3AI High AI 2026-04-25
CVE-2026-31683 batman-adv: avoid OGM aggregation when skb tailroom is insufficient — Linux 7.8 High 2026-04-25
CVE-2026-31682 bridge: br_nd_send: linearize skb before parsing ND options — Linux 9.1 Critical 2026-04-25
CVE-2026-31681 netfilter: xt_multiport: validate range encoding in checkentry — Linux 7.1AI High AI 2026-04-25
CVE-2026-31680 net: ipv6: flowlabel: defer exclusive option free until RCU teardown — Linux 7.8 High 2026-04-25
CVE-2026-31679 openvswitch: validate MPLS set/set_masked payload length — Linux 7.1 High 2026-04-25
CVE-2026-31678 openvswitch: defer tunnel netdev_put to RCU release — Linux 7.8 High 2026-04-25
CVE-2026-31677 crypto: af_alg - limit RX SG extraction by receive buffer budget — Linux 8.8AI High AI 2026-04-25
CVE-2026-31676 rxrpc: only handle RESPONSE during service challenge — Linux 7.5 High 2026-04-25
CVE-2026-31675 net/sched: sch_netem: fix out-of-bounds access in packet corruption — Linux 7.8 High 2026-04-25
CVE-2026-31674 netfilter: ip6t_rt: reject oversized addrnr in rt_mt6_check() — Linux 7.1 High 2026-04-25
CVE-2026-31673 af_unix: read UNIX_DIAG_VFS data under unix_state_lock — Linux 7.8 High 2026-04-25
CVE-2026-31672 wifi: rt2x00usb: fix devres lifetime — Linux 5.7 - 2026-04-24
CVE-2026-31671 xfrm_user: fix info leak in build_report() — Linux 5.5AI Medium AI 2026-04-24
CVE-2026-31670 net: rfkill: prevent unlimited numbers of rfkill events from being created — Linux 5.5AI Medium AI 2026-04-24
CVE-2026-31668 seg6: separate dst_cache for input and output paths in seg6 lwtunnel — Linux 9.8 Critical 2026-04-24
CVE-2026-31669 mptcp: fix slab-use-after-free in __inet_lookup_established — Linux 9.8 Critical 2026-04-24
CVE-2026-31667 Input: uinput - fix circular locking dependency with ff-core — Linux 7.8 High 2026-04-24
CVE-2026-31665 netfilter: nft_ct: fix use-after-free in timeout object destroy — Linux 7.8 High 2026-04-24
CVE-2026-31666 btrfs: fix incorrect return value after changing leaf in lookup_extent_data_ref() — Linux 7.8 High 2026-04-24

This page lists every published CVE security advisory associated with Linux. Each entry links to a detailed page with CVSS scoring, CWE classification, affected products and references. AI-generated Chinese analysis is provided for fast triage.