CVE-2022-49942

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: Don't finalize CSA in IBSS mode if state is disconnected When we are not connected to a channel, sending channel "switch" announcement doesn't make any sense. The BSS list is empty in that case. This causes the fo...

CVE-2022-49942

CVE-2022-49942 affects the Linux kernel wifi/mac80211 code. The issue occurs when CSA (channel switch announcement) is finalized in IBSS mode while the device is not connected to a channel; the BSS list is empty, cfg80211_get_bss() can return NULL, triggering a WARN_ON() in ieee80211_ibss_csa_bea...

kernel: static_call: Replace pointless WARN_ON() in static_call_module_notify()

In the Linux kernel, the following vulnerability has been resolved: staticcall: Replace pointless WARNON in staticcallmodulenotify staticcallmodulenotify triggers a WARNON, when memory allocation fails in staticcalladdmodule. That's not really justified, because the failure case must be correctly...

CVE-2025-37878

In the Linux kernel, the following vulnerability has been resolved: perf/core: Fix WARNON!ctx in freeevent for partial init Move the getctxchildctx call and the childevent-ctx assignment to occur immediately after the child event is allocated. Ensure that childevent-ctx is non-NULL before any...

CVE-2025-37878 perf/core: Fix WARN_ON(!ctx) in __free_event() for partial init

In the Linux kernel, the following vulnerability has been resolved: perf/core: Fix WARNON!ctx in freeevent for partial init Move the getctxchildctx call and the childevent-ctx assignment to occur immediately after the child event is allocated. Ensure that childevent-ctx is non-NULL before any...

CVE-2022-49318

In the Linux kernel, the following vulnerability has been resolved: f2fs: remove WARNON in f2fsisvalidblkaddr Syzbot triggers two WARNs in f2fsisvalidblkaddr and isbitmapvalid. For example, in f2fsisvalidblkaddr, if type is DATAGENERICENHANCE or DATAGENERICENHANCEREAD, it invokes WARNON if blkadd...

CVE-2022-49318 f2fs: remove WARN_ON in f2fs_is_valid_blkaddr

In the Linux kernel, the following vulnerability has been resolved: f2fs: remove WARNON in f2fsisvalidblkaddr Syzbot triggers two WARNs in f2fsisvalidblkaddr and isbitmapvalid. For example, in f2fsisvalidblkaddr, if type is DATAGENERICENHANCE or DATAGENERICENHANCEREAD, it invokes WARNON if blkadd...

CVE-2022-49318

In the Linux kernel, the following vulnerability has been resolved: f2fs: remove WARNON in f2fsisvalidblkaddr Syzbot triggers two WARNs in f2fsisvalidblkaddr and isbitmapvalid. For example, in f2fsisvalidblkaddr, if type is DATAGENERICENHANCE or DATAGENERICENHANCEREAD, it invokes WARNON if blkadd...

CVE-2022-49318

CVE-2022-49318 pertains to the Linux kernel f2fs subsystem. The vulnerability arises when Syzbot-triggered WARN_ONs in f2fs_is_valid_blkaddr (and __is_bitmap_valid) are triggered for DATA_GENERIC_ENHANCE or DATA_GENERIC_ENHANCE_READ when blkaddr is out of the expected range. The issue was resolve...

CVE-2022-49292

In the Linux kernel, the following vulnerability has been resolved: ALSA: oss: Fix PCM OSS buffer allocation overflow We've got syzbot reports hitting INTMAX overflow at vmalloc allocation that is called from sndpcmplugalloc. Although we apply the restrictions to input parameters, it's based only...

Azure Linux 3.0 Security Update: kernel (CVE-2024-49954)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-49954 advisory. - In the Linux kernel, the following vulnerability has been resolved: staticcall: Replace pointless WARNON in...

CVE-2024-57913 usb: gadget: f_fs: Remove WARN_ON in functionfs_bind

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ffs: Remove WARNON in functionfsbind This commit addresses an issue related to below kernel panic where paniconwarn is enabled. It is caused by the unnecessary use of WARNON in functionsfsbind, which easily leads to...

CVE-2024-57913 usb: gadget: f_fs: Remove WARN_ON in functionfs_bind

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ffs: Remove WARNON in functionfsbind This commit addresses an issue related to below kernel panic where paniconwarn is enabled. It is caused by the unnecessary use of WARNON in functionsfsbind, which easily leads to...

CVE-2024-57913

CVE-2024-57913 concerns the Linux kernel USB gadget subsystem (functionfs_bind) where a race between adb/UDC paths could trigger a kernel panic when panic_on_warn is enabled. The issue stems from an unnecessary WARN_ON in functionfs_bind, leading to a crash during function binding in configfs/gad...

CVE-2025-21654 ovl: support encoding fid from inode with no alias

In the Linux kernel, the following vulnerability has been resolved: ovl: support encoding fid from inode with no alias Dmitry Safonov reported that a WARNON assertion can be trigered by userspace when calling inotifyshowfdinfo for an overlayfs watched inode, whose dentry aliases were discarded wi...

CVE-2024-50010 exec: don't WARN for racy path_noexec check

In the Linux kernel, the following vulnerability has been resolved: exec: don't WARN for racy pathnoexec check Both imode and noexec checks wrapped in WARNON stem from an artifact of the previous implementation. They used to legitimately check for the condition, but that got moved up in two...

CVE-2024-49954

In the Linux kernel, the following vulnerability has been resolved: staticcall: Replace pointless WARNON in staticcallmodulenotify staticcallmodulenotify triggers a WARNON, when memory allocation fails in staticcalladdmodule. That's not really justified, because the failure case must be correctly...

CVE-2024-47743 KEYS: prevent NULL pointer dereference in find_asymmetric_key()

In the Linux kernel, the following vulnerability has been resolved: KEYS: prevent NULL pointer dereference in findasymmetrickey In findasymmetrickey, if all NULLs are passed in the id0,1,2 arguments, the kernel will first emit WARN but then have an oops because id2 gets dereferenced anyway. Add t...

CBL Mariner 2.0 Security Update: kernel (CVE-2024-43855)

The version of kernel installed on the remote CBL Mariner 2.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-43855 advisory. - In the Linux kernel, the following vulnerability has been resolved: md: fix deadlock between mddevsuspend an...

CVE-2024-46681

In the Linux kernel, the following vulnerability has been resolved: pktgen: use cpusreadlock in pgnetinit I have seen the WARNONsmpprocessorid != cpu firing in pktgenthreadworker during tests. We must use cpusreadlock/cpusreadunlock around the foreachonlinecpucpu loop. While we are at it use...