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 incorrectly typed skbqueuesplice parameter, which could result in an incorrect SKB list splice...

AZL-76428 CVE-2023-53685 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: tun: Fix memory leak for detached NAPI queue. syzkaller reported 0 memory leaks of sk and skb related to the TUN device with no repro, but we can reproduce it easily with: struct ifreq ifr = int fdtun, fdtmp; char buf4 = ; fdtun ...

EUVD-2025-32720

In the Linux kernel, the following vulnerability has been resolved: tun: Fix memory leak for detached NAPI queue. syzkaller reported 0 memory leaks of sk and skb related to the TUN device with no repro, but we can reproduce it easily with: struct ifreq ifr = int fdtun, fdtmp; char buf4 = ; fdtun ...

CVE-2023-53574

CVE-2023-53574 affects the Linux kernel wifi/rtw88 driver. The issue arises when unloading the driver, where the TX purge timer is not properly deleted and the C2H queue is not freed, risking a crash and a memory leak. The documented root cause is improper cleanup in the rtw_core_deinit() path, w...

EUVD-2025-12951

Malicious code in bioql PyPI...

CVE-2025-38513

In the Linux kernel, the following vulnerability has been resolved: wifi: zd1211rw: Fix potential NULL pointer dereference in zdmactxtodev There is a potential NULL pointer dereference in zdmactxtodev. For example, the following is possible: T0 T1 zdmactxtodev / len == skbqueuelenq / while len...

SUSE CVE-2025-38471

In the Linux kernel, the following vulnerability has been resolved: tls: always refresh the queue when reading sock After recent changes in net-next TCP compacts skbs much more aggressively. This unearthed a bug in TLS where we may try to operate on an old skb when checking if all skbs in the que...

CVE-2025-37982 wifi: wl1251: fix memory leak in wl1251_tx_work

In the Linux kernel, the following vulnerability has been resolved: wifi: wl1251: fix memory leak in wl1251txwork The skb dequeued from txqueue is lost when wl1251pselpwakeup fails with a -ETIMEDOUT error. Fix that by queueing the skb back to txqueue...

CVE-2022-49814

In the Linux kernel, the following vulnerability has been resolved: kcm: close race conditions on skreceivequeue sk-skreceivequeue is protected by skb queue lock, but for KCM sockets its RX path takes mux-rxlock to protect more than just skb queue. However, kcmrecvmsg still only grabs the skb que...

UBUNTU-CVE-2022-49814

In the Linux kernel, the following vulnerability has been resolved: kcm: close race conditions on skreceivequeue sk-skreceivequeue is protected by skb queue lock, but for KCM sockets its RX path takes mux-rxlock to protect more than just skb queue. However, kcmrecvmsg still only grabs the skb que...

CVE-2022-49814 kcm: close race conditions on sk_receive_queue

In the Linux kernel, the following vulnerability has been resolved: kcm: close race conditions on skreceivequeue sk-skreceivequeue is protected by skb queue lock, but for KCM sockets its RX path takes mux-rxlock to protect more than just skb queue. However, kcmrecvmsg still only grabs the skb que...

CVE-2022-49814

CVE-2022-49814 affects the Linux kernel KCM (kernel-based communications) sockets. The issue is a race on sk_receive_queue where the RX path for KCM sockets uses mux->rx_lock to protect more than just the skb queue, but kcm_recvmsg() only reuses the skb queue lock, leaving a window for race co...

CVE-2022-49814 kcm: close race conditions on sk_receive_queue

In the Linux kernel, the following vulnerability has been resolved: kcm: close race conditions on skreceivequeue sk-skreceivequeue is protected by skb queue lock, but for KCM sockets its RX path takes mux-rxlock to protect more than just skb queue. However, kcmrecvmsg still only grabs the skb que...

PT-2025-18531 · Linux +1 · Linux Kernel +1

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A race condition issue has been resolved in the Linux kernel related to KCM sockets. The sk-sk receive queue is protected by the skb queue lock, but for KCM sockets, the RX path takes...

UBUNTU-CVE-2025-22050

In the Linux kernel, the following vulnerability has been resolved: usbnet:fix NPE during rxcomplete Missing usbnetgoingaway Check in Critical Path. The usbsubmiturb function lacks a usbnetgoingaway validation, whereas usbnetqueueskb includes this check. This inconsistency creates a race conditio...

CVE-2024-56645

In the Linux kernel, the following vulnerability has been resolved: can: j1939: j1939sessionnew: fix skb reference counting Since j1939sessionskbqueue does an extra skbget for each new skb, do the same for the initial one in j1939sessionnew to avoid refcount underflow. mkl: clean up commit messag...

CVE-2024-56593

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: Fix oops due to NULL pointer dereference in brcmfsdiodsglistrw This patch fixes a NULL pointer dereference bug in brcmfmac that occurs when a high 'sdsgentryalign' value applies e.g. 512 and a lot of queued SKBs a...

DEBIAN-CVE-2024-56593

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: Fix oops due to NULL pointer dereference in brcmfsdiodsglistrw This patch fixes a NULL pointer dereference bug in brcmfmac that occurs when a high 'sdsgentryalign' value applies e.g. 512 and a lot of queued SKBs a...

UBUNTU-CVE-2024-56593

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: Fix oops due to NULL pointer dereference in brcmfsdiodsglistrw This patch fixes a NULL pointer dereference bug in brcmfmac that occurs when a high 'sdsgentryalign' value applies e.g. 512 and a lot of queued SKBs a...

CVE-2024-56645 can: j1939: j1939_session_new(): fix skb reference counting

In the Linux kernel, the following vulnerability has been resolved: can: j1939: j1939sessionnew: fix skb reference counting Since j1939sessionskbqueue does an extra skbget for each new skb, do the same for the initial one in j1939sessionnew to avoid refcount underflow. mkl: clean up commit messag...