CVE-2023-53275

In the Linux kernel, the following vulnerability has been resolved: ALSA: hda: fix a possible null-pointer dereference due to data race in sndhdacregmapsync The variable codec-regmap is often protected by the lock codec-regmaplock when is accessed. However, it is accessed without holding the lock...

UBUNTU-CVE-2023-53287

In the Linux kernel, the following vulnerability has been resolved: usb: cdns3: Put the cdns set active part outside the spin lock The device may be scheduled during the resume process, so this cannot appear in atomic operations. Since pmruntimesetactive will resume suppliers, put set active...

UBUNTU-CVE-2023-53292

In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix NULL dereference on q-elevator in blkmqelvswitchnone After grabbing q-sysfslock, q-elevator may become NULL because of elevator switch. Fix the NULL dereference on q-elevator by checking it with lock...

CVE-2023-53297

CVE-2023-53297 affects the Linux kernel Bluetooth L2CAP path, where conn->chan_lock was not held before l2cap_get_chan_by_scid; if that call returns NULL, a “bad unlock balance” condition is triggered. Multiple connected advisories (Astra Linux, MiracleLinux, RHEL kernels) document the fix as ...

CVE-2023-53297 Bluetooth: L2CAP: fix "bad unlock balance" in l2cap_disconnect_rsp

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: fix "bad unlock balance" in l2capdisconnectrsp conn-chanlock isn't acquired before l2capgetchanbyscid, if l2capgetchanbyscid returns NULL, then 'bad unlock balance' is triggered...

CVE-2023-53292

CVE-2023-53292 (Linux kernel) describes a NULL pointer dereference in blk_mq_elv_switch_none where q->elevator may become NULL after acquiring q->sysfs_lock; the fix guards the q->elevator dereference by checking it while holding the lock, preventing a crash/local denial of service. The ...

CVE-2023-53292

In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix NULL dereference on q-elevator in blkmqelvswitchnone After grabbing q-sysfslock, q-elevator may become NULL because of elevator switch. Fix the NULL dereference on q-elevator by checking it with lock...

CVE-2023-53292 blk-mq: fix NULL dereference on q->elevator in blk_mq_elv_switch_none

In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix NULL dereference on q-elevator in blkmqelvswitchnone After grabbing q-sysfslock, q-elevator may become NULL because of elevator switch. Fix the NULL dereference on q-elevator by checking it with lock...

CVE-2023-53292 blk-mq: fix NULL dereference on q->elevator in blk_mq_elv_switch_none

In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix NULL dereference on q-elevator in blkmqelvswitchnone After grabbing q-sysfslock, q-elevator may become NULL because of elevator switch. Fix the NULL dereference on q-elevator by checking it with lock...

CVE-2023-53292 blk-mq: fix NULL dereference on q->elevator in blk_mq_elv_switch_none

In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix NULL dereference on q-elevator in blkmqelvswitchnone After grabbing q-sysfslock, q-elevator may become NULL because of elevator switch. Fix the NULL dereference on q-elevator by checking it with lock...

CVE-2023-53287

In the Linux kernel, the following vulnerability has been resolved: usb: cdns3: Put the cdns set active part outside the spin lock The device may be scheduled during the resume process, so this cannot appear in atomic operations. Since pmruntimesetactive will resume suppliers, put set active...

CVE-2023-53287

CVE-2023-53287 : Linux kernel USB cdns3 driver fix—move the set_active() call outside the spin lock to avoid sleeping in atomic context during resume, preventing a WARN during resume (pm_runtime_resume path). The change protects the cdns data structure and removes the ‘sleeping function called fr...

CVE-2023-53287 usb: cdns3: Put the cdns set active part outside the spin lock

In the Linux kernel, the following vulnerability has been resolved: usb: cdns3: Put the cdns set active part outside the spin lock The device may be scheduled during the resume process, so this cannot appear in atomic operations. Since pmruntimesetactive will resume suppliers, put set active...

CVE-2023-53287 usb: cdns3: Put the cdns set active part outside the spin lock

In the Linux kernel, the following vulnerability has been resolved: usb: cdns3: Put the cdns set active part outside the spin lock The device may be scheduled during the resume process, so this cannot appear in atomic operations. Since pmruntimesetactive will resume suppliers, put set active...

CVE-2023-53281 drivers: staging: rtl8723bs: Fix locking in _rtw_join_timeout_handler()

In the Linux kernel, the following vulnerability has been resolved: drivers: staging: rtl8723bs: Fix locking in rtwjointimeouthandler Commit 041879b12ddb "drivers: staging: rtl8192bs: Fix deadlock in rtwjoinbsseventprehandle" besides fixing the deadlock also modified rtwjointimeouthandler to use...

CVE-2023-53281 drivers: staging: rtl8723bs: Fix locking in _rtw_join_timeout_handler()

In the Linux kernel, the following vulnerability has been resolved: drivers: staging: rtl8723bs: Fix locking in rtwjointimeouthandler Commit 041879b12ddb "drivers: staging: rtl8192bs: Fix deadlock in rtwjoinbsseventprehandle" besides fixing the deadlock also modified rtwjointimeouthandler to use...

CVE-2023-53281 drivers: staging: rtl8723bs: Fix locking in _rtw_join_timeout_handler()

In the Linux kernel, the following vulnerability has been resolved: drivers: staging: rtl8723bs: Fix locking in rtwjointimeouthandler Commit 041879b12ddb "drivers: staging: rtl8192bs: Fix deadlock in rtwjoinbsseventprehandle" besides fixing the deadlock also modified rtwjointimeouthandler to use...

CVE-2023-53275

CVE-2023-53275: In Linux kernel ALSA HDA code, a data race around snd_hdac_regmap_sync() can lead to a null-pointer dereference of codec->regmap if it is NULL after an if check. The root cause is accessing codec->regmap without holding the regmap_lock, which could race with regcache_sync() ...

CVE-2023-53275 ALSA: hda: fix a possible null-pointer dereference due to data race in snd_hdac_regmap_sync()

In the Linux kernel, the following vulnerability has been resolved: ALSA: hda: fix a possible null-pointer dereference due to data race in sndhdacregmapsync The variable codec-regmap is often protected by the lock codec-regmaplock when is accessed. However, it is accessed without holding the lock...

CVE-2023-53275 ALSA: hda: fix a possible null-pointer dereference due to data race in snd_hdac_regmap_sync()

In the Linux kernel, the following vulnerability has been resolved: ALSA: hda: fix a possible null-pointer dereference due to data race in sndhdacregmapsync The variable codec-regmap is often protected by the lock codec-regmaplock when is accessed. However, it is accessed without holding the lock...