USN-7681-1: Linux kernel vulnerability

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Network traffic control; CVE-2025-38083...

CVE-2023-2593 Kernel: ksmbd memory exhaustion denial-of-service vulnerability

A flaw exists within the Linux kernel's handling of new TCP connections. The issue results from the lack of memory release after its effective lifetime. This vulnerability allows an unauthenticated attacker to create a denial of service condition on the system...

CVE-2025-38484

In the Linux kernel, the following vulnerability has been resolved: iio: backend: fix out-of-bound write The buffer is set to 80 character. If a caller write more characters, count is truncated to the max available space in "simplewritetobuffer". But afterwards a string terminator is written to t...

CVE-2025-38498

In the Linux kernel, the following vulnerability has been resolved: dochangetype: refuse to operate on unmounted/not ours mounts Ensure that propagation settings can only be changed for mounts located in the caller's mount namespace. This change aligns permission checking with the rest of mount2...

CVE-2025-38498 do_change_type(): refuse to operate on unmounted/not ours mounts

In the Linux kernel, the following vulnerability has been resolved: dochangetype: refuse to operate on unmounted/not ours mounts Ensure that propagation settings can only be changed for mounts located in the caller's mount namespace. This change aligns permission checking with the rest of mount2...

CVE-2025-38498 do_change_type(): refuse to operate on unmounted/not ours mounts

In the Linux kernel, the following vulnerability has been resolved: dochangetype: refuse to operate on unmounted/not ours mounts Ensure that propagation settings can only be changed for mounts located in the caller's mount namespace. This change aligns permission checking with the rest of mount2...

K000152785: Linux kernel vulnerability CVE-2023-31436

Security Advisory Description qfqchangeclass in net/sched/schqfq.c in the Linux kernel before 6.2.13 allows an out-of-bounds write because lmax can exceed QFQMINLMAX. CVE-2023-31436 Impact There is no impact; F5 products are not affected by this vulnerability. Security Advisory Status F5 Product...

CVE-2025-38490

In the Linux kernel, the following vulnerability has been resolved: net: libwx: remove duplicate pagepoolputfullpage pagepoolputfullpage should only be invoked when freeing Rx buffers or building a skb if the size is too short. At other times, the pages need to be reused. So remove the redundant...

CVE-2025-38491

In the Linux kernel, the following vulnerability has been resolved: mptcp: make fallback action and fallback decision atomic Syzkaller reported the following splat: WARNING: CPU: 1 PID: 7704 at net/mptcp/protocol.h:1223 mptcpdofallback net/mptcp/protocol.h:1223 inline WARNING: CPU: 1 PID: 7704 at...

CVE-2025-38495

In the Linux kernel, the following vulnerability has been resolved: HID: core: ensure the allocated report buffer can contain the reserved report ID When the report ID is not used, the low level transport drivers expect the first byte to be 0. However, currently the allocated buffer not account f...

CVE-2025-38497

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: configfs: Fix OOB read on empty string write When writing an empty string to either 'qwsign' or 'landingPage' sysfs attributes, the store functions attempt to access pagel - 1 before validating that the length 'l' is...

CVE-2025-38485

In the Linux kernel, the following vulnerability has been resolved: iio: accel: fxls8962af: Fix use after free in fxls8962affifoflush fxls8962affifoflush uses indiodev-activescanmask with iioforeachactivechannel without making sure the indiodev stays in buffer mode. There is a race if indiodev...

CVE-2025-38489

In the Linux kernel, the following vulnerability has been resolved: s390/bpf: Fix bpfarchtextpoke with newaddr == NULL again Commit 7ded842b356d "s390/bpf: Fix bpfplt pointer arithmetic" has accidentally removed the critical piece of commit c730fce7c70c "s390/bpf: Fix bpfarchtextpoke with newaddr...

CVE-2025-38483

In the Linux kernel, the following vulnerability has been resolved: comedi: das16m1: Fix bit shift out of bounds When checking for a supported IRQ number, the following test is used: / only irqs 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, and 15 are valid / if 1 options1 & 0xdcfc However, it-optionsi is an...

CVE-2025-38484

In the Linux kernel, the following vulnerability has been resolved: iio: backend: fix out-of-bound write The buffer is set to 80 character. If a caller write more characters, count is truncated to the max available space in "simplewritetobuffer". But afterwards a string terminator is written to t...

AZL-65931 CVE-2025-38487 affecting package kernel for versions less than 6.6.104.2-1

In the Linux kernel, the following vulnerability has been resolved: soc: aspeed: lpc-snoop: Don't disable channels that aren't enabled Mitigate e.g. the following: echo 1e789080.lpc-snoop /sys/bus/platform/drivers/aspeed-lpc-snoop/unbind ... 120.363594 Unable to handle kernel NULL pointer...

CVE-2025-38487

In the Linux kernel, the following vulnerability has been resolved: soc: aspeed: lpc-snoop: Don't disable channels that aren't enabled Mitigate e.g. the following: echo 1e789080.lpc-snoop /sys/bus/platform/drivers/aspeed-lpc-snoop/unbind ... 120.363594 Unable to handle kernel NULL pointer...

CVE-2025-38482

In the Linux kernel, the following vulnerability has been resolved: comedi: das6402: Fix bit shift out of bounds When checking for a supported IRQ number, the following test is used: / IRQs 2,3,5,6,7, 10,11,15 are valid for "enhanced" mode / if 1 options1 & 0x8cec However, it-optionsi is an...

CVE-2025-38475

In the Linux kernel, the following vulnerability has been resolved: smc: Fix various oops due to inetsock type confusion. syzbot reported weird splats 01 in cipsov4socksetattr while freeing inetsksk-inetopt. The address was freed multiple times even though it was read-only memory...

CVE-2025-38481

In the Linux kernel, the following vulnerability has been resolved: comedi: Fail COMEDIINSNLIST ioctl if ninsns is too large The handling of the COMEDIINSNLIST ioctl allocates a kernel buffer to hold the array of struct comediinsn, getting the length from the ninsns member of the struct...