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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-2026-31423 net/sched: sch_hfsc: fix divide-by-zero in rtsc_min() — Linux 5.5 - 2026-04-13
CVE-2026-31422 net/sched: cls_flow: fix NULL pointer dereference on shared blocks — Linux 5.5 - 2026-04-13
CVE-2026-31420 bridge: mrp: reject zero test interval to avoid OOM panic — Linux 4.0 - 2026-04-13
CVE-2026-31421 net/sched: cls_fw: fix NULL pointer dereference on shared blocks — Linux 5.5 - 2026-04-13
CVE-2026-31419 net: bonding: fix use-after-free in bond_xmit_broadcast() — Linux 7.8 High 2026-04-13
CVE-2026-31418 netfilter: ipset: drop logically empty buckets in mtype_del — Linux 7.1 - 2026-04-13
CVE-2026-31417 net/x25: Fix overflow when accumulating packets — Linux 7.5 High 2026-04-13
CVE-2026-31416 netfilter: nfnetlink_log: account for netlink header size — Linux 5.5 - 2026-04-13
CVE-2026-31415 ipv6: avoid overflows in ip6_datagram_send_ctl() — Linux 5.5 - 2026-04-13
CVE-2026-31414 netfilter: nf_conntrack_expect: use expect->helper — Linux 9.8 Critical 2026-04-13
CVE-2026-31413 bpf: Fix unsound scalar forking in maybe_fork_scalars() for BPF_OR — Linux 7.8 High 2026-04-12
CVE-2026-31412 usb: gadget: f_mass_storage: Fix potential integer overflow in check_command_size_in_blocks() — Linux 7.1 - 2026-04-10
CVE-2026-31411 net: atm: fix crash due to unvalidated vcc pointer in sigd_send() — Linux 7.5AI High AI 2026-04-08
CVE-2026-31410 ksmbd: use volume UUID in FS_OBJECT_ID_INFORMATION — Linux 7.1AI High AI 2026-04-06
CVE-2026-31408 Bluetooth: SCO: Fix use-after-free in sco_recv_frame() due to missing sock_hold — Linux 8.8 High 2026-04-06
CVE-2026-31409 ksmbd: unset conn->binding on failed binding request — Linux 8.8 High 2026-04-06
CVE-2026-31407 netfilter: conntrack: add missing netlink policy validations — Linux 7.1 High 2026-04-06
CVE-2026-31406 xfrm: Fix work re-schedule after cancel in xfrm_nat_keepalive_net_fini() — Linux 7.8 High 2026-04-06
CVE-2026-31405 media: dvb-net: fix OOB access in ULE extension header tables — Linux 9.8 Critical 2026-04-06
CVE-2026-31402 nfsd: fix heap overflow in NFSv4.0 LOCK replay cache — Linux 9.8 Critical 2026-04-03
CVE-2026-31403 NFSD: Hold net reference for the lifetime of /proc/fs/nfs/exports fd — Linux 7.8 High 2026-04-03
CVE-2026-31401 HID: bpf: prevent buffer overflow in hid_hw_request — Linux 7.8 High 2026-04-03
CVE-2026-31400 sunrpc: fix cache_request leak in cache_release — Linux 7.1AI High AI 2026-04-03
CVE-2026-31399 nvdimm/bus: Fix potential use after free in asynchronous initialization — Linux 7.1AI High AI 2026-04-03
CVE-2026-31398 mm/rmap: fix incorrect pte restoration for lazyfree folios — Linux 7.8 High 2026-04-03
CVE-2026-31397 mm/huge_memory: fix use of NULL folio in move_pages_huge_pmd() — Linux 7.8 High 2026-04-03
CVE-2026-31396 net: macb: fix use-after-free access to PTP clock — Linux 7.8 High 2026-04-03
CVE-2026-31395 bnxt_en: fix OOB access in DBG_BUF_PRODUCER async event handler — Linux 7.8AI High AI 2026-04-03
CVE-2026-31394 mac80211: fix crash in ieee80211_chan_bw_change for AP_VLAN stations — Linux 5.7AI Medium AI 2026-04-03
CVE-2026-31393 Bluetooth: L2CAP: Validate L2CAP_INFO_RSP payload length before access — Linux 8.1 High 2026-04-03

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.