372768 matches found
CVE-2026-63982 net/sched: Fix ethx:ingress -> ethy:egress -> ethx:ingress mirred loop
In the Linux kernel, the following vulnerability has been resolved: net/sched: Fix ethx:ingress - ethy:egress - ethx:ingress mirred loop When mirred redirects to ingress from either ingress or egress the loop state from schedmirreddev array dev is lost because of 1 the packet deferral into the...
CVE-2026-63981 net/sched: act_mirred: Fix blockcast recursion bypass leading to stack overflow
In the Linux kernel, the following vulnerability has been resolved: net/sched: actmirred: Fix blockcast recursion bypass leading to stack overflow tcfmirredact checks schedmirrednest against MIRREDNESTLIMIT 4 to prevent deep recursion. However, when the action uses blockcast tcfmblockid != 0, the...
CVE-2026-63979 net/handshake: hand off the pinned file reference to accept_doit
In the Linux kernel, the following vulnerability has been resolved: net/handshake: hand off the pinned file reference to acceptdoit handshakereqnext removes the request from the per-net pending list and drops hnlock before handshakenlacceptdoit reads req-hrsk-sksocket and dereferences sock-file...
CVE-2026-63980 net/handshake: Use spin_lock_bh for hn_lock
In the Linux kernel, the following vulnerability has been resolved: net/handshake: Use spinlockbh for hnlock nvmettcpstatechange, a socket callback that runs in BH context, can reach handshakereqcancel via nvmettcpschedulereleasequeue and tlshandshakecancel. handshakereqcancel acquires hn-hnlock...
CVE-2026-63978 net/handshake: Drain pending requests at net namespace exit
In the Linux kernel, the following vulnerability has been resolved: net/handshake: Drain pending requests at net namespace exit The arguments to listspliceinit in handshakenetexit are reversed. The call moves the local empty "requests" list onto hn-hnrequests, leaving the local list empty, so the...
CVE-2026-63976 Bluetooth: l2cap: clear chan->ident on ECRED reconfiguration success
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: l2cap: clear chan-ident on ECRED reconfiguration success l2capecredreconfrsp returns early on success without clearing chan-ident. Every other L2CAP response handler l2capecredconnrsp, l2capleconnectrsp, l2capconfigrsp...
CVE-2026-63977 dpll: zl3073x: use __dpll_device_change_ntf() and remove change_work
In the Linux kernel, the following vulnerability has been resolved: dpll: zl3073x: use dplldevicechangentf and remove changework The changework was introduced to send device change notifications from DPLL device callbacks without deadlocking on dplllock, since the callbacks are already invoked...
CVE-2026-63975 Bluetooth: L2CAP: Fix possible crash on l2cap_ecred_conn_rsp
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix possible crash on l2capecredconnrsp If dcid is received for an already-assigned destination CID the spec requires that both channels to be discarded, but calling l2capchandel may invalidate the tmp cursor...
CVE-2026-63973 net: mana: Add NULL guards in teardown path to prevent panic on attach failure
In the Linux kernel, the following vulnerability has been resolved: net: mana: Add NULL guards in teardown path to prevent panic on attach failure When queue allocation fails partway through, the error cleanup frees and NULLs apc-txqp and apc-rxqs. Multiple teardown paths such as manaremove,...
CVE-2026-63974 Bluetooth: hci_sync: Set HCI_CMD_DRAIN_WORKQUEUE during device close
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: Set HCICMDDRAINWORKQUEUE during device close Since hcidevclosesync can now be called during the reset path, we should also set HCICMDDRAINWORKQUEUE. This avoids queuing timeouts while the hdev workqueue is bei...
CVE-2026-63972 net: mana: Skip redundant detach on already-detached port
In the Linux kernel, the following vulnerability has been resolved: net: mana: Skip redundant detach on already-detached port When manaperportqueueresetworkhandler runs after a previous detach succeeded but attach failed, the port is left in a detached state with apc-txqp and apc-rxqs already...
CVE-2026-63970 vsock/virtio: bind uarg before filling zerocopy skb
In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: bind uarg before filling zerocopy skb virtiotransportsendpktinfo allocates or reuses the zerocopy uarg before entering the send loop, but virtiotransportallocskb still fills the skb before it inherits that uarg. Whe...
CVE-2026-63971 sctp: fix race between sctp_wait_for_connect and peeloff
In the Linux kernel, the following vulnerability has been resolved: sctp: fix race between sctpwaitforconnect and peeloff sctpwaitforconnect drops and re-acquires the socket lock while waiting for the association to reach ESTABLISHED state. During this window, another thread can peeloff the...
CVE-2026-63969 ipv6: fix possible infinite loop in rt6_fill_node()
In the Linux kernel, the following vulnerability has been resolved: ipv6: fix possible infinite loop in rt6fillnode Sashiko reported this issue 1. Apply the same fix as commit f8d8ce1b515a "ipv6: fix possible infinite loop in fib6infousesdev". Writers holding tb6lock can listdelrcu&rt-fib6sibling...
CVE-2026-63968 ipv6: fix possible infinite loop in fib6_select_path()
In the Linux kernel, the following vulnerability has been resolved: ipv6: fix possible infinite loop in fib6selectpath Found while auditing the same pattern Sashiko reported in rt6fillnode 1. Apply the same fix as commit f8d8ce1b515a "ipv6: fix possible infinite loop in fib6infousesdev". Writers...
CVE-2026-63966 iio: imu: adis16550: fix stack leak in trigger handler
In the Linux kernel, the following vulnerability has been resolved: iio: imu: adis16550: fix stack leak in trigger handler adis16550triggerhandler declares the scan data array on the stack without initializing it. The memcpy at the bottom fills only the first 28 bytes TEMP + 6 channels of...
CVE-2026-63967 iio: imu: st_lsm6dsx: fix stack leak in tagged FIFO buffer
In the Linux kernel, the following vulnerability has been resolved: iio: imu: stlsm6dsx: fix stack leak in tagged FIFO buffer The tagged FIFO path declares iiobuff on the stack with aligned8 but no initializer, but there is a hole in the structure, which will then leak to userspace as...
CVE-2026-63965 iio: pressure: bmp280: fix stack leak in bmp580 trigger handler
In the Linux kernel, the following vulnerability has been resolved: iio: pressure: bmp280: fix stack leak in bmp580 trigger handler bmp580triggerhandler declares its scan buffer on the stack without an initializer and then memcpys 3 bytes of 24-bit sensor data into each 4-byte le32 field. The hig...
CVE-2026-63964 usb: typec: ucsi: ccg: reject firmware images without a ':' record header
In the Linux kernel, the following vulnerability has been resolved: usb: typec: ucsi: ccg: reject firmware images without a ':' record header doflash locates the first .cyacd record with p = strnchrfw-data, fw-size, ':'; while p eof s = strnchrp + 1, eof - p - 1, ':'; ... If the firmware image...
CVE-2026-63963 usb: typec: tcpm: validate VDO count in Discover Identity ACK handlers
In the Linux kernel, the following vulnerability has been resolved: usb: typec: tcpm: validate VDO count in Discover Identity ACK handlers Properly validate the count passed from a device when calling svdmconsumeidentity or svdmconsumeidentitysopprime as the device-controlled value could index of...
CVE-2026-63962 usb: typec: tcpm: bound altmode_desc[] per iteration in svdm_consume_modes()
In the Linux kernel, the following vulnerability has been resolved: usb: typec: tcpm: bound altmodedesc per iteration in svdmconsumemodes svdmconsumemodes checks pmdata-altmodes against the array size once before the loop over the count, but forgot to check the bound at every point in the loop. I...
CVE-2026-63960 usb: typec: wcove: don't write past struct pd_message in wcove_read_rx_buffer()
In the Linux kernel, the following vulnerability has been resolved: usb: typec: wcove: don't write past struct pdmessage in wcovereadrxbuffer wcovereadrxbuffer copies the PD RX FIFO into the caller's struct pdmessage with for i = 0; i regmap, USBCRXDATA + i, msg + i; which has two problems:...
CVE-2026-63961 usb: typec: altmodes/displayport: validate count before reading Status Update VDO
In the Linux kernel, the following vulnerability has been resolved: usb: typec: altmodes/displayport: validate count before reading Status Update VDO A broken/malicious device can send the incorrect count for a status update VDO, which will cause the kernel to read uninitialized stack data and se...
CVE-2026-63959 usb: typec: tcpm/tcpci_maxim: validate header NDO against RX_BYTE_CNT
In the Linux kernel, the following vulnerability has been resolved: usb: typec: tcpm/tcpcimaxim: validate header NDO against RXBYTECNT A broken/malicious port can transmit a CRC-valid frame whose header advertises up to seven data objects but whose body carries fewer than that. Check for this, an...
CVE-2026-63958 usb: typec: ucsi: validate connector number in ucsi_connector_change()
In the Linux kernel, the following vulnerability has been resolved: usb: typec: ucsi: validate connector number in ucsiconnectorchange The connector number in a UCSI CCI notification is a 7-bit field supplied by the PPM. ucsiconnectorchange uses it to index the ucsi-connector array without checki...
CVE-2026-63957 USB: serial: safe_serial: fix memory corruption with small endpoint
In the Linux kernel, the following vulnerability has been resolved: USB: serial: safeserial: fix memory corruption with small endpoint Make sure that the bulk-out buffer size is at least eight bytes to avoid user-controlled slab corruption in "safe" mode should a malicious device report a smaller...
CVE-2026-63956 USB: serial: cypress_m8: fix memory corruption with small endpoint
In the Linux kernel, the following vulnerability has been resolved: USB: serial: cypressm8: fix memory corruption with small endpoint Make sure that the interrupt-out endpoint max packet size is at least eight bytes to avoid user-controlled slab corruption or NULL-pointer dereference should a...
CVE-2026-63954 hpfs: fix a crash if hpfs_map_dnode_bitmap fails
In the Linux kernel, the following vulnerability has been resolved: hpfs: fix a crash if hpfsmapdnodebitmap fails If hpfsmapdnodebitmap fails, the code would call hpfsbrelse4 on uninitialized quad buffer head, causing a crash...
CVE-2026-63955 mm/vmalloc: do not trigger BUG() on BH disabled context
In the Linux kernel, the following vulnerability has been resolved: mm/vmalloc: do not trigger BUG on BH disabled context getvmareanode currently triggers a BUG if ininterrupt returns true. However, ininterrupt also reports true when BH are disabled. The bridge code can call...
CVE-2026-63953 mm/migrate_device: fix pgtable leak in migrate_vma_insert_huge_pmd_page
In the Linux kernel, the following vulnerability has been resolved: mm/migratedevice: fix pgtable leak in migratevmainserthugepmdpage When migratevmainserthugepmdpage jumps to unlockabort due to a PMD check failure, the pgtable allocated earlier via pteallocone is never freed, causing a memory...
CVE-2026-63952 memfd: deny writeable mappings when implying SEAL_WRITE
In the Linux kernel, the following vulnerability has been resolved: memfd: deny writeable mappings when implying SEALWRITE When SEALEXEC is added, SEALWRITE is implied to make W^X. But the implied seal is set after the check that makes sure the memfd can not have any writable mappings. This means...
CVE-2026-63951 zram: fix use-after-free in zram_writeback_endio
In the Linux kernel, the following vulnerability has been resolved: zram: fix use-after-free in zramwritebackendio A crash was observed in zramwritebackendio due to a NULL pointer dereference in wakeup. The root cause is a race condition between the bio completion handler zramwritebackendio and t...
CVE-2026-63950 mm/rmap: initialize nr_pages to 1 at loop start in try_to_unmap_one
In the Linux kernel, the following vulnerability has been resolved: mm/rmap: initialize nrpages to 1 at loop start in trytounmapone Initialize nrpages to 1 at the start of each loop iteration, like folioreferencedone does. Without this, nrpages computed by a previous foliounmapptebatch call can b...
CVE-2026-63949 auxdisplay: line-display: fix OOB read on zero-length message_store()
In the Linux kernel, the following vulnerability has been resolved: auxdisplay: line-display: fix OOB read on zero-length messagestore linedispdisplay unconditionally reads msgcount - 1 before checking whether count is zero, so a write of zero bytes to the message sysfs attribute hits msg-1:...
CVE-2026-63948 Bluetooth: L2CAP: fix chan ref leak in l2cap_chan_timeout() on !conn
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: fix chan ref leak in l2capchantimeout on !conn setchantimer takes a l2capchan reference via l2capchanhold before scheduling the delayed work. The normal path in l2capchantimeout drops this reference with...
CVE-2026-63947 Bluetooth: HIDP: fix missing length checks in hidp_input_report()
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: HIDP: fix missing length checks in hidpinputreport hidpinputreport reads keyboard and mouse payload data from an skb without first verifying that skb-len contains enough data. hidprecvintrframe pulls the 1-byte HIDP...
CVE-2026-63946 Bluetooth: ISO: fix UAF in iso_recv_frame
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: fix UAF in isorecvframe isorecvframe reads conn-sk under isoconnlock but releases the lock before using sk, with no reference held. A concurrent isosockkill can free sk in that window, causing use-after-free on...
CVE-2026-63945 Bluetooth: ISO: serialize iso_sock_clear_timer with socket lock
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: serialize isosockcleartimer with socket lock isosockclose calls isosockcleartimer before acquiring locksocksk. isosockcleartimer reads isopisk-conn twice without the socket lock held: if !isopisk-conn return;...
CVE-2026-63944 Bluetooth: hci_sync: fix UAF in hci_le_create_cis_sync
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: fix UAF in hcilecreatecissync hcilecreatecissync dereferences conn-conntimeout after releasing both rcureadlock and hcidevlockhdev. The conn pointer was obtained from an RCU-protected iteration over...
CVE-2026-63943 Input: xpad - fix out-of-bounds access for Share button
In the Linux kernel, the following vulnerability has been resolved: Input: xpad - fix out-of-bounds access for Share button xpadoneprocesspacket receives len directly from urb-actuallength and uses it to index the share-button byte at datalen - 18 or datalen - 26. Since both len and data0 are und...
CVE-2026-63941 KVM: arm64: Correctly cap ZCR_EL2 provided by a guest hypervisor
In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Correctly cap ZCREL2 provided by a guest hypervisor ZCREL2 can be updated by a VHE guest hypervisor either using ZCREL2 which traps or ZCREL1 which does not trap. KVM handles both in different way: - on ZCREL2 trap,...
CVE-2026-63942 parport: Fix race between port and client registration
In the Linux kernel, the following vulnerability has been resolved: parport: Fix race between port and client registration The parport subsystem registers port devices before they are fully initialised, resulting in a race condition where client drivers such as lp can attach to ports that are not...
CVE-2026-63940 KVM: SEV: Ignore Port I/O requests of length '0'
In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Ignore Port I/O requests of length '0' Explicitly ignore Port I/O requests of length '0' or count '0', so that setting up the software scratch area and other code doesn't have to worry about underflowing the length, and...
CVE-2026-63938 KVM: SEV: Check PSC request indices against the actual size of the buffer
In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Check PSC request indices against the actual size of the buffer When processing Page State Change PSC requests, validate the PSC buffer against the effective size of the scratch area, which could be less than the maximu...
CVE-2026-63939 KVM: SEV: Compute the correct max length of the in-GHCB scratch area
In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Compute the correct max length of the in-GHCB scratch area When setting the length of the GHCB scratch area, and the area is in the GHCB shared buffer, set the effective length of the scratch area to the max possible si...
CVE-2026-63937 KVM: SEV: Use READ_ONCE() when reading entries/indices from PSC buffer
In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Use READONCE when reading entries/indices from PSC buffer Use READONCE when reading entries/indices from the guest-accessible Page State Change buffer to defend against TOCTOU bugs. Don't bother with READONCE/WRITEONCE...
CVE-2026-63936 iio: adc: mt6359: fix unchecked return value in mt6358_read_imp
In the Linux kernel, the following vulnerability has been resolved: iio: adc: mt6359: fix unchecked return value in mt6358readimp In mt6358readimp, the variable valv is passed to regmapread but the return value is not checked. If the read fails, valv remains uninitialized and its random stack...
CVE-2026-63935 iio: adc: nxp-sar-adc: fix division by zero in write_raw
In the Linux kernel, the following vulnerability has been resolved: iio: adc: nxp-sar-adc: fix division by zero in writeraw Add a validation check for the sampling frequency value before using it as a divisor. A user writing zero or a negative value to the samplingfrequency sysfs attribute trigge...
CVE-2026-63934 iio: gyro: itg3200: fix i2c read into the wrong stack location
In the Linux kernel, the following vulnerability has been resolved: iio: gyro: itg3200: fix i2c read into the wrong stack location itg3200readallchannels takes be16 buf' as a parameter and fills the i2cmsg destination as char &buf'. Since buf' is the parameter a pointer, &buf' is the address of t...
CVE-2026-63933 iio: gyro: adis16260: fix division by zero in write_raw
In the Linux kernel, the following vulnerability has been resolved: iio: gyro: adis16260: fix division by zero in writeraw Add a validation check for the sampling frequency value before using it as a divisor. A user writing zero to the samplingfrequency sysfs attribute triggers a division by zero...