CLSA-2025-1758009294 kernel: Fix of 3 CVEs

posix-cpu-timers: fix race between handleposixcputimers and posixcputimerdel CVE-2025-38352 - schqfq: make qfqqlennotify idempotent CVE-2025-38177 - schhfsc: make hfscqlennotify idempotent CVE-2025-38177 - schdrr: make drrqlennotify idempotent CVE-2025-38177 - schhtb: make htbqlennotify...

atm: clip: Fix NULL pointer dereference in vcc_sendmsg()

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CVE-2025-38546

In the Linux kernel, the following vulnerability has been resolved: atm: clip: Fix memory leak of struct clipvcc. ioctlATMARPMKIP allocates struct clipvcc and set it to vcc-userback. The code assumes that vccdestroysocket passes NULL skb to vcc-push when the socket is closed, and then clippush...

CVE-2025-38546

In the Linux kernel, the following vulnerability has been resolved: atm: clip: Fix memory leak of struct clipvcc. ioctlATMARPMKIP allocates struct clipvcc and set it to vcc-userback. The code assumes that vccdestroysocket passes NULL skb to vcc-push when the socket is closed, and then clippush...

CLSA-2025-1754552669 kernel: Fix of 12 CVEs

net: ch9200: fix uninitialised access during miinwayrestart CVE-2025-38086 - idpf: fix null-ptr-deref in idpffeaturescheck CVE-2025-38053 - ftrace: Fix NULL pointer dereference in isftracetrampoline when ftrace is dead CVE-2022-49977 - sched/fair: Fix potential memory corruption in...

net: atm: fix /proc/net/atm/lec handling

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kernel: net: atm: fix use after free in lec_send()

In the Linux kernel, the following vulnerability has been resolved: net: atm: fix use after free in lecsend The -send operation frees skb so save the length before calling -send to avoid a use after free...

kernel: net: atm: fix use after free in lec_send()

In the Linux kernel, the following vulnerability has been resolved: net: atm: fix use after free in lecsend The -send operation frees skb so save the length before calling -send to avoid a use after free...

DEBIAN-CVE-2025-38459

In the Linux kernel, the following vulnerability has been resolved: atm: clip: Fix infinite recursive call of clippush. syzbot reported the splat below. 0 This happens if we call ioctlATMARPMKIP more than once. During the first call, clipmkip sets clippush to vcc-push, and the second call copies ...

kernel: net: atm: fix use after free in lec_send()

In the Linux kernel, the following vulnerability has been resolved: net: atm: fix use after free in lecsend The -send operation frees skb so save the length before calling -send to avoid a use after free...

kernel: net: atm: fix use after free in lec_send()

In the Linux kernel, the following vulnerability has been resolved: net: atm: fix use after free in lecsend The -send operation frees skb so save the length before calling -send to avoid a use after free...

kernel: net: atm: fix use after free in lec_send()

In the Linux kernel, the following vulnerability has been resolved: net: atm: fix use after free in lecsend The -send operation frees skb so save the length before calling -send to avoid a use after free...

kernel: net: atm: fix use after free in lec_send()

In the Linux kernel, the following vulnerability has been resolved: net: atm: fix use after free in lecsend The -send operation frees skb so save the length before calling -send to avoid a use after free...

kernel: net: atm: fix use after free in lec_send()

In the Linux kernel, the following vulnerability has been resolved: net: atm: fix use after free in lecsend The -send operation frees skb so save the length before calling -send to avoid a use after free...

PT-2025-33589

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The Linux kernel contains a memory leak in the atm subsystem related to the clip vcc structure. The ioctlATMARPD CTRL function in atm init atmarp sets vcc-push to NULL, which prevents...

AZL-72790 CVE-2025-38251 affecting package kernel for versions less than 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: atm: clip: prevent NULL deref in clippush Blamed commit missed that vccdestroysocket calls clippush with a NULL skb. If clipdevs is NULL, clippush then crashes when reading skb-truesize...

kernel: net: atm: fix use after free in lec_send()

In the Linux kernel, the following vulnerability has been resolved: net: atm: fix use after free in lecsend The -send operation frees skb so save the length before calling -send to avoid a use after free...

DEBIAN-CVE-2025-38180

In the Linux kernel, the following vulnerability has been resolved: net: atm: fix /proc/net/atm/lec handling /proc/net/atm/lec must ensure safety against devlec changes. It appears it had devput calls without prior devhold, leading to imbalance and UAF...

UBUNTU-CVE-2025-38180

In the Linux kernel, the following vulnerability has been resolved: net: atm: fix /proc/net/atm/lec handling /proc/net/atm/lec must ensure safety against devlec changes. It appears it had devput calls without prior devhold, leading to imbalance and UAF...

PT-2025-28873

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A flaw was discovered in the Linux kernel related to the handling of the atm dev mutex within the ATM Asynchronous Transfer Mode subsystem. Specifically, the mutex was not being releas...