# Linux Kernel 6.12.106

- Product: Linux Kernel (https://whatsnew.fyi/product/linux-kernel)
- Vendor: Linux Kernel Organization
- Date: 2026-08-27
- Version: 6.12.106
- Original notes: https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.106
- Permalink: https://whatsnew.fyi/product/linux-kernel/releases/6.12.106
- Labels: longterm

What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog.

Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'.

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- **fixed** — Properly validate BIG TCP aggregation criteria in GRO
- **fixed** — Validate firmware segment lengths in Bluetooth hci_aml
- **fixed** — Do not force BT_LISTEN after a failed BIG sync in Bluetooth ISO
- **fixed** — Validate LE Set CIG Parameters response in Bluetooth hci_event
- **fixed** — Fix LE list UAF on reset in Bluetooth hci_event
- **fixed** — Validate initial device info bounds in HID hyperv
- **fixed** — Fix use-after-free in HID sensor custom enable_sensor
- **fixed** — Fix number/pointer type confusion on long items in HID core
- **fixed** — Stop device IO before hid_hw_stop on probe failure in HID nintendo
- **fixed** — Register input device after capabilities are set in HID nintendo
- **fixed** — Fix out-of-bounds read in joycon_ctlr_read_handler in HID nintendo
- **fixed** — Fix memory leak from alloc-during-teardown race in MPTCP PM
- **fixed** — Fix sk_dst_cache double-free in xfrm_user_policy
- **fixed** — Avoid OOB TX partner lookup for hwstamp RXQ in net/ionic
- **fixed** — Fix OOB read of field->usage in hid_set_field in HID core
- **fixed** — Prevent out-of-bounds read during DOUBLE_REPORT_ID in HID magicmouse
- **fixed** — Do not keep a stale msc->input if no input is claimed in HID magicmouse
- **fixed** — Re-enable multitouch after reset-resume in HID magicmouse
- **fixed** — Fix battery reporting for Bluetooth Magic Trackpad USB-C in HID magicmouse

78 commits in this release:

- Linux 6.12.106
- net: gro: properly validate BIG TCP aggregation criteria
- Bluetooth: hci_aml: validate firmware segment lengths
- Bluetooth: ISO: do not force BT_LISTEN after a failed BIG sync
- Bluetooth: hci_event: validate LE Set CIG Parameters response
- Bluetooth: hci_event: fix LE list UAF on reset
- HID: hyperv: validate initial device info bounds
- HID: sensor: custom: Fix use-after-free in enable_sensor
- HID: core: fix number/pointer type confusion on long items
- HID: nintendo: stop device IO before hid_hw_stop on probe failure
- HID: nintendo: register input device after capabilities are set
- HID: nintendo: fix out-of-bounds read in joycon_ctlr_read_handler()
- Input: atkbd - skip deactivate for HONOR ZQC-P
- Input: atkbd - skip deactivate for HONOR FMB-P's internal keyboard
- mptcp: pm: fix memory leak from alloc-during-teardown race
- ipv4: start using dst_dev_rcu()
- xfrm: fix sk_dst_cache double-free in xfrm_user_policy()
- net/ionic: avoid OOB TX partner lookup for hwstamp RXQ
- HID: core: fix OOB read of field->usage in hid_set_field()
- HID: magicmouse: Prevent out-of-bounds (OOB) read during DOUBLE_REPORT_ID
- HID: magicmouse: do not keep a stale msc->input if no input is claimed
- HID: magicmouse: re-enable multitouch after reset-resume
- HID: magicmouse: fix battery reporting for Bluetooth Magic Trackpad USB-C
- drm/xe: Fix DPT allocation paths.
- ASoC: codecs: lpass-tx-macro: Fix enum kcontrol accesses
- mptcp: pm: fix data race in add_addr timer callback
- nvmet-tcp: Do not WARN on remotely-controlled oversized SGL allocations
- nvmet-tcp: bound SGL data length before allocating command buffers
- nvmet-fc: fix invalid free in LS IOD error path
- nvmet-auth: zero the AUTH_RECEIVE response buffer
- ipv6: fix use-after-free in ip6_finish_output2()
- ipv4: reject undersized MTUs in ip_do_fragment()
- Input: byd - synchronize timer deletion before freeing private data
- ndisc: ndisc_send_redirect() cleanup
- nfc: nci: free destination parameters when closing a connection
- nfc: nci: fix uninit-value in the RF discover/activated NTF handlers
- nfc: nci: fix out-of-bounds write in nci_target_auto_activated()
- nfc: st21nfca: validate ATR_REQ length against the received frame
- nfc: pn533: purge fragmented skbs during cleanup
- nfc: llcp: reject PDUs shorter than the LLCP header
- nfc: llcp: fix OOB read and u8 offset wrap in TLV parsers
- nfc: llcp: bound the connect_sn TLV walk to the skb
- nfc: microread: validate target discovery payload lengths
- nfc: fdp: bound the device-reported read length and fix an skb leak
- nfc: digital: clamp SENSF_RES length to the destination buffer
- libceph: fix OOB read in decode_watchers() via missing bounds check
- xfs: validate attr entry pointer before field access
- ext4: propagate errors from fast commit range replay
- ext4: clear error before retrying inode xattr space fallback
- ext4: stop retrying saturated xattr cache entries
- kcov: fix data corruption and race conditions on PREEMPT_RT
- null_blk: fix UBSAN shift-out-of-bounds when zone_size is 0 or overflows
- ocfs2: fix missing metadata reservation for large xattrs
- ALSA: dummy: Check card index validity at probe
- xfs: don't livelock in scrub on a circular unlinked list
- xfs: hoist per-bucket unlinked list check to helper
- xfs: bounds-check buffer log item's dirty bitmap
- xfs: don't use a xfs_log_iovec for ri_buf in log recovery
- xfs: namespace the maximum length/refcount symbols
- serial: sc16is7xx: enable THRI before filling TX FIFO
- serial: sc16is7xx: use guards for simple mutex locks
- serial: sc16is7xx: rename EFR mutex with generic name
- serial: amba-pl011: synchronize DMA teardown
- NTB: ntb_netdev: Preserve RX queue depth on allocation failure
- serial: 8250_of: clear stuck empty-FIFO RX-timeout on LPC32xx
- inet: frags: publish queues before arming timer
- inet: frags: save a pair of atomic operations in reassembly
- inet: frags: change inet_frag_kill() to defer

_[Truncated at 4000 characters — full notes: https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.106]_