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Linux — Vulnerabilities & Security Advisories 11727

Browse all 11727 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 IDTitleCVSSSeverityPublished
CVE-2021-47250 net: ipv4: fix memory leak in netlbl_cipsov4_add_std — Linux 5.5AIMediumAI2024-05-21
CVE-2021-47248 udp: fix race between close() and udp_abort() — Linux 6.3AIMediumAI2024-05-21
CVE-2021-47249 net: rds: fix memory leak in rds_recvmsg — Linux 5.5AIMediumAI2024-05-21
CVE-2021-47247 net/mlx5e: Fix use-after-free of encap entry in neigh update handler — Linux 7.8AIHighAI2024-05-21
CVE-2021-47246 net/mlx5e: Fix page reclaim for dead peer hairpin — Linux 8.4AIHighAI2024-05-21
CVE-2021-47245 netfilter: synproxy: Fix out of bounds when parsing TCP options — Linux 8.1AIHighAI2024-05-21
CVE-2021-47244 mptcp: Fix out of bounds when parsing TCP options — Linux 8.1AIHighAI2024-05-21
CVE-2021-47243 sch_cake: Fix out of bounds when parsing TCP options and header — Linux 8.1AIHighAI2024-05-21
CVE-2021-47242 mptcp: fix soft lookup in subflow_error_report() — Linux 6.5AIMediumAI2024-05-21
CVE-2021-47241 ethtool: strset: fix message length calculation — Linux--AI2024-05-21
CVE-2021-47239 net: usb: fix possible use-after-free in smsc75xx_bind — Linux 7.1AIHighAI2024-05-21
CVE-2021-47240 net: qrtr: fix OOB Read in qrtr_endpoint_post — Linux 3.3AILowAI2024-05-21
CVE-2021-47238 net: ipv4: fix memory leak in ip_mc_add1_src — Linux 5.5AIMediumAI2024-05-21
CVE-2021-47236 net: cdc_eem: fix tx fixup skb leak — Linux 5.5AIMediumAI2024-05-21
CVE-2021-47237 net: hamradio: fix memory leak in mkiss_close — Linux 5.5AIMediumAI2024-05-21
CVE-2021-47235 net: ethernet: fix potential use-after-free in ec_bhf_remove — Linux 9.8AICriticalAI2024-05-21
CVE-2021-47234 phy: phy-mtk-tphy: Fix some resource leaks in mtk_phy_init() — Linux--AI2024-05-21
CVE-2021-47233 regulator: rt4801: Fix NULL pointer dereference if priv->enable_gpios is NULL — Linux 5.5AIMediumAI2024-05-21
CVE-2021-47232 can: j1939: fix Use-after-Free, hold skb ref while in use — Linux 7.8AIHighAI2024-05-21
CVE-2021-47231 can: mcba_usb: fix memory leak in mcba_usb — Linux 7.1AIHighAI2024-05-21
CVE-2021-47230 KVM: x86: Immediately reset the MMU context when the SMM flag is cleared — Linux 5.5AIMediumAI2024-05-21
CVE-2021-47229 PCI: aardvark: Fix kernel panic during PIO transfer — Linux 5.5AIMediumAI2024-05-21
CVE-2021-47227 x86/fpu: Prevent state corruption in __fpu__restore_sig() — Linux 7.1AIHighAI2024-05-21
CVE-2021-47228 x86/ioremap: Map EFI-reserved memory as encrypted for SEV — Linux 7.8AIHighAI2024-05-21
CVE-2021-47226 x86/fpu: Invalidate FPU state after a failed XRSTOR from a user buffer — Linux 6.3AIMediumAI2024-05-21
CVE-2021-47225 mac80211: fix deadlock in AP/VLAN handling — Linux 5.5AIMediumAI2024-05-21
CVE-2021-47224 net: ll_temac: Make sure to free skb when it is completely used — Linux 8.4AIHighAI2024-05-21
CVE-2021-47223 net: bridge: fix vlan tunnel dst null pointer dereference — Linux 5.5AIMediumAI2024-05-21
CVE-2021-47222 net: bridge: fix vlan tunnel dst refcnt when egressing — Linux 5.5AIMediumAI2024-05-21
CVE-2021-47221 mm/slub: actually fix freelist pointer vs redzoning — Linux 7.1AIHighAI2024-05-21

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.