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Linux — Vulnerabilities & Security Advisories 16673

Browse all 16673 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.

CVE ID Title CVSS Severity Published
CVE-2021-47265 RDMA: Verify port when creating flow rule — Linux 5.5AI Medium AI 2024-05-21
CVE-2021-47264 ASoC: core: Fix Null-point-dereference in fmt_single_name() — Linux 5.5AI Medium AI 2024-05-21
CVE-2021-47262 KVM: x86: Ensure liveliness of nested VM-Enter fail tracepoint message — Linux 5.5AI Medium AI 2024-05-21
CVE-2021-47263 gpio: wcd934x: Fix shift-out-of-bounds error — Linux 7.1AI High AI 2024-05-21
CVE-2021-47261 IB/mlx5: Fix initializing CQ fragments buffer — Linux 7.8 High 2024-05-21
CVE-2021-47260 NFS: Fix a potential NULL dereference in nfs_get_client() — Linux 5.5AI Medium AI 2024-05-21
CVE-2021-47259 NFS: Fix use-after-free in nfs4_init_client() — Linux 7.8 High 2024-05-21
CVE-2021-47258 scsi: core: Fix error handling of scsi_host_alloc() — Linux 5.5AI Medium AI 2024-05-21
CVE-2021-47256 mm/memory-failure: make sure wait for page writeback in memory_failure — Linux 5.5AI Medium AI 2024-05-21
CVE-2021-47257 net: ieee802154: fix null deref in parse dev addr — Linux 5.5AI Medium AI 2024-05-21
CVE-2021-47255 kvm: LAPIC: Restore guard to prevent illegal APIC register access — Linux 5.5AI Medium AI 2024-05-21
CVE-2021-47253 drm/amd/display: Fix potential memory leak in DMUB hw_init — Linux 5.5AI Medium AI 2024-05-21
CVE-2021-47254 gfs2: Fix use-after-free in gfs2_glock_shrink_scan — Linux 7.8 High 2024-05-21
CVE-2021-47252 batman-adv: Avoid WARN_ON timing related checks — Linux 7.1AI High AI 2024-05-21
CVE-2021-47251 mac80211: fix skb length check in ieee80211_scan_rx() — Linux 5.5AI Medium AI 2024-05-21
CVE-2021-47250 net: ipv4: fix memory leak in netlbl_cipsov4_add_std — Linux 5.5AI Medium AI 2024-05-21
CVE-2021-47248 udp: fix race between close() and udp_abort() — Linux 7.8 High 2024-05-21
CVE-2021-47249 net: rds: fix memory leak in rds_recvmsg — Linux 5.5AI Medium AI 2024-05-21
CVE-2021-47247 net/mlx5e: Fix use-after-free of encap entry in neigh update handler — Linux 7.8 High 2024-05-21
CVE-2021-47245 netfilter: synproxy: Fix out of bounds when parsing TCP options — Linux 8.2 High 2024-05-21
CVE-2021-47246 net/mlx5e: Fix page reclaim for dead peer hairpin — Linux 8.4AI High AI 2024-05-21
CVE-2021-47244 mptcp: Fix out of bounds when parsing TCP options — Linux 8.2 High 2024-05-21
CVE-2021-47243 sch_cake: Fix out of bounds when parsing TCP options and header — Linux 7.1 High 2024-05-21
CVE-2021-47242 mptcp: fix soft lookup in subflow_error_report() — Linux 7.5 High 2024-05-21
CVE-2021-47241 ethtool: strset: fix message length calculation — Linux - - AI 2024-05-21
CVE-2021-47240 net: qrtr: fix OOB Read in qrtr_endpoint_post — Linux 8.4 High 2024-05-21
CVE-2021-47239 net: usb: fix possible use-after-free in smsc75xx_bind — Linux 7.1AI High AI 2024-05-21
CVE-2021-47238 net: ipv4: fix memory leak in ip_mc_add1_src — Linux 5.5AI Medium AI 2024-05-21
CVE-2021-47236 net: cdc_eem: fix tx fixup skb leak — Linux 5.5AI Medium AI 2024-05-21
CVE-2021-47237 net: hamradio: fix memory leak in mkiss_close — Linux 5.5AI Medium AI 2024-05-21

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.