CVE-2023-53853

CVE-2023-53853 is a Linux kernel vulnerability in the netlink path where reads of cb_running were performed locklessly in netlink_recvmsg() and netlink_native_seq_show(), causing a data race with __netlink_dump_start() and netlink_dump_start. The fix, as documented in multiple advisories, adds pr...

CVE-2023-53852 nvme-core: fix memory leak in dhchap_secret_store

In the Linux kernel, the following vulnerability has been resolved: nvme-core: fix memory leak in dhchapsecretstore Free dhchapsecret in nvmectrldhchapsecretstore before we return fix following kmemleack:- unreferenced object 0xffff8886376ea800 size 64: comm "check", pid 22048, jiffies 4344316705...

CVE-2023-53851 drm/msm/dp: Drop aux devices together with DP controller

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dp: Drop aux devices together with DP controller Using devres to depopulate the aux bus made sure that upon a probe deferral the EDP panel device would be destroyed and recreated upon next attempt. But the struct device...

CVE-2023-53849 drm/msm: fix workqueue leak on bind errors

In the Linux kernel, the following vulnerability has been resolved: drm/msm: fix workqueue leak on bind errors Make sure to destroy the workqueue also in case of early errors during bind e.g. a subcomponent failing to bind. Since commit c3b790ea07a1 "drm: Manage drmmodeconfiginit with drmm" the...

CVE-2023-53848 md/raid5-cache: fix a deadlock in r5l_exit_log()

In the Linux kernel, the following vulnerability has been resolved: md/raid5-cache: fix a deadlock in r5lexitlog Commit b13015af94cf "md/raid5-cache: Clear conf-log after finishing work" introduce a new problem: // caller hold reconfigmutex r5lexitlog flushwork&log-disablewritebackwork...

CVE-2023-53828 Bluetooth: hci_sync: Avoid use-after-free in dbg for hci_add_adv_monitor()

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: Avoid use-after-free in dbg for hciaddadvmonitor KSAN reports use-after-free in hciaddadvmonitor. While adding an adv monitor, hciaddadvmonitor calls - msftaddmonitorpattern calls - msftaddmonitorsync calls -...

CVE-2022-50661 seccomp: Move copy_seccomp() to no failure path.

In the Linux kernel, the following vulnerability has been resolved: seccomp: Move copyseccomp to no failure path. Our syzbot instance reported memory leaks in doseccomp 0, similar to the report 1. It shows that we miss freeing struct seccompfilter and some objects included in it. We can reproduce...

CVE-2023-53814

In the Linux kernel, the following vulnerability has been resolved: PCI: Fix dropping valid root bus resources with .end = zero On r8a7791/koelsch: kmemleak: 1 new suspected memory leaks see /sys/kernel/debug/kmemleak cat /sys/kernel/debug/kmemleak unreferenced object 0xc3a34e00 size 64: comm...

UBUNTU-CVE-2022-50656

In the Linux kernel, the following vulnerability has been resolved: nfc: pn533: Clear nfctarget before being used Fix a slab-out-of-bounds read that occurs in nlaput called from nfcgenlsendtarget when target-sensbreslen, which is duplicated from an nfctarget in pn533, is too large as the nfctarge...

UBUNTU-CVE-2022-50647

In the Linux kernel, the following vulnerability has been resolved: RISC-V: Make port I/O string accessors actually work Fix port I/O string accessors such as insb', outsb', etc. which use the physical PCI port I/O address rather than the corresponding memory mapping to get at the requested...

CVE-2023-53814

CVE-2023-53814 pertains to the Linux kernel PCI subsystem. The issue arises when coalescing two resources for a contiguous aperture: the second resource is enlarged, the first marked invalid, and resources with invalid state are skipped later, leading to missing root bus resources in pci_bus_inse...

CVE-2023-53813

In the Linux kernel, the following vulnerability has been resolved: ext4: fix rbtree traversal bug in ext4mbusepreallocated During allocations, while looking for preallocationsPA in the per inode rbtree, we can't do a direct traversal of the tree because ext4mbdiscardgrouppreallocation can...

CVE-2023-53812 media: mediatek: vcodec: fix decoder disable pm crash

In the Linux kernel, the following vulnerability has been resolved: media: mediatek: vcodec: fix decoder disable pm crash Can't call pmruntimedisable when the architecture support sub device for 'dev-pm.dev' is NUll, or will get below crash log. 10.771551 pc : rawspinlockirq+0x4c/0xa0 10.771556 l...

CVE-2023-53811 RDMA/irdma: Cap MSIX used to online CPUs + 1

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Cap MSIX used to online CPUs + 1 The irdma driver can use a maximum number of msix vectors equal to numonlinecpus + 1 and the kernel warning stack below is shown if that number is exceeded. The kernel throws a warning...

CVE-2023-53807

In the Linux kernel, the following vulnerability has been resolved: clk: clocking-wizard: Fix Oops in clkwzrdregisterdivider Smatch detected this potential error pointer dereference clkwzrdregisterdivider. If devmclkhwregister fails then it sets "hw" to an error pointer and then dereferences it o...

CVE-2023-53798 ethtool: Fix uninitialized number of lanes

In the Linux kernel, the following vulnerability has been resolved: ethtool: Fix uninitialized number of lanes It is not possible to set the number of lanes when setting link modes using the legacy IOCTL ethtool interface. Since 'struct ethtoollinkksettings' is not initialized in this path, drive...

CVE-2023-53796 f2fs: fix information leak in f2fs_move_inline_dirents()

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix information leak in f2fsmoveinlinedirents When converting an inline directory to a regular one, f2fs is leaking uninitialized memory to disk because it doesn't initialize the entire directory block. Fix this by...

CVE-2023-53791 md: fix warning for holder mismatch from export_rdev()

In the Linux kernel, the following vulnerability has been resolved: md: fix warning for holder mismatch from exportrdev Commit a1d767191096 "md: use mddev-external to select holder in exportrdev" fix the problem that 'claimrdev' is used for blkdevgetbydev while 'rdev' is used for blkdevput...

CVE-2023-53782 dccp: Fix out of bounds access in DCCP error handler

In the Linux kernel, the following vulnerability has been resolved: dccp: Fix out of bounds access in DCCP error handler There was a previous attempt to fix an out-of-bounds access in the DCCP error handlers, but that fix assumed that the error handlers only want to access the first 8 bytes of th...

CVE-2022-50649

CVE-2022-50649 affects the Linux kernel power: supply adp5061 code path. The issue is a bounds read in adp5061_get_chg_type(): ADP5061_CHG_STATUS_1_CHG_STATUS is masked with 0x07, implying a length of 8, but the adp5061_chg_type array size is 4. This can cause reading beyond the end of the adp506...