# XanMod Kernel 6.18.49-xanmod1

- Product: XanMod Kernel (https://whatsnew.fyi/product/xanmod)
- Vendor: XanMod
- Date: 2026-09-02
- Version: 6.18.49-xanmod1
- Original notes: https://gitlab.com/xanmod/linux/-/releases/6.18.49-xanmod1
- Permalink: https://whatsnew.fyi/product/xanmod/releases/6.18.49-xanmod1

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** — fix use-after-free of usb_device in usbdev_release()
- **fixed** — ensure tx headroom in usb_sdio_tx_prepare_skb
- **fixed** — fix use-after-free in c67x00_add_iso_urb()
- **removed** — drop broken carrier detect support in USB serial spcp8x5
- **fixed** — fix slab OOB read in interrupt URB callback in option driver
- **fixed** — complete cleanup after system-resume errors in ALSA usb-audio
- **fixed** — fix OOB write in snd_usbmidi_novation_output()
- **changed** — strengthen error handling in hub_hub_status()
- **added** — add lock to usb_wakeup_notification()
- **fixed** — zero stale crypto bits in KVM s390 vsie
- **removed** — remove unsafe/deprecated algorithms from crypto qce
- **fixed** — fix source scatterlist length access in crypto mxs-dcp
- **fixed** — fix CCM AAD buffer underallocation in crypto qce
- **fixed** — use kfree_sensitive() for derived key buffers in crypto krb5
- **fixed** — use scatterlist length before DMA mapping in crypto atmel-tdes
- **changed** — allow zero as a random number in crypto qcom-rng
- **removed** — remove crypto_rng interface from crypto qcom-rng
- **fixed** — enable clock in hwrng case in crypto qcom-rng
- **fixed** — bound the akcipher result length in crypto virtio
- **fixed** — reject swapin() on filesystem-level encrypted files

- 8408b39fb74d Linux 6.18.49-xanmod1
- 92fbe2fcd8d9 Merge tag 'v6.18.49' into 6.18
- 1c732c6b94f0 Linux 6.18.49
- 5f08c45bdcfd usb: usbfs: fix use-after-free of usb_device in usbdev_release()
- 22edb6786127 wifi: mt76: mt7925: ensure tx headroom in usb_sdio_tx_prepare_skb
- b4cb8081cf80 USB: c67x00: fix use-after-free in c67x00_add_iso_urb()
- 683df50fff0f USB: serial: spcp8x5: drop broken carrier detect support
- 2ef5560387f2 USB: serial: option: fix slab OOB read in interrupt URB callback
- 6d3e202670b8 ALSA: usb-audio: Complete cleanup after system-resume errors
- 91919b3b99ab ALSA: usb-audio: fix OOB write in snd_usbmidi_novation_output()
- 7eb02825b368 usb: core: Strengthen error handling in hub_hub_status()
- d80b94680467 usb: core: Add lock to usb_wakeup_notification()
- 935eeba27601 KVM: s390: vsie: zero stale crypto bits
- 545a6b9c91e2 crypto: qce - Remove unsafe/deprecated algorithms
- 182f16a20d32 crypto: mxs-dcp - fix source scatterlist length access
- 2f65718b9c10 crypto: qce - fix CCM AAD buffer underallocation
- 731a5b6fb4c1 crypto: krb5 - use kfree_sensitive() for derived key buffers
- 302ecd110606 crypto: atmel-tdes - use scatterlist length before DMA mapping
- 4c0018320942 crypto: qcom-rng - Allow zero as a random number
- 14d9ee828646 crypto: qcom-rng - Remove crypto_rng interface
- 070b73019a53 crypto: qcom-rng - Enable clock in hwrng case
- 5545de5050cb crypto: virtio - bound the akcipher result length
- e90bc78125cd kunit: irq: Continue increasing hrtimer interval for longer
- 34f3c35dd13a mm/swap: reject swapon() on filesystem-level encrypted files
- 6fa88d11983c netfilter: nf_tables: don't queue packet path object notifications
- 07ee91e6b7b0 netfilter: nft_set_pipapo_avx2: add missing vzeroupper
- a8820c8a7718 vxlan: keep the last remote linked during FDB flush
- 916ec741e65a batman-adv: reject unrepresentable multicast TVLV offsets
- 3e4476e58343 ipv6: seg6: clear IPv4 control block on IPIP decapsulation
- c069f29da723 net: bridge: mcast: fix use-after-free of a master VLAN's multicast context
- 50229d334558 xfrm: bound nat keepalive state collection
- cf67361e78dc xfrm: fix xfrm_state_construct() auth-trunc leak
- 6733ae71268a xfrm: ah6: validate routing header segments_left
- 5c86c895d1ca xfrm: avoid lock inversion in nat keepalive work
- 328e40aa774b xfrm: drop ESP-in-TCP packets with no ingress device
- 24efebecf415 xfrm: espintcp: fix UAF during close
- 73fde8fe4469 net/tcp-ao: fix use-after-free of current_key on reconnect to another peer
- 70051a57786d tcp: fix AO info use-after-free in tcp_ao_connect_init()
- 452774776023 net/tcp: fix TCP-AO key deletion in VRFs
- b5d1534db32a x86/CPU/AMD: Carve out a Zen5 models range
- 3d950e98f74a gtp: serialize PDP context updates
- fadbc1ed2a87 tls: device: fix out-of-bounds write in tls_append_frag()
- 0b0a668febb6 KVM: SEV: Wire up kvm_x86_ops.gmem_xxx() if and only if CONFIG_KVM_AMD_SEV=y
- 9a45e7b0b140 KVM: SEV: Mark vCPU RUNNABLE after AP_CREATE, even if VMSA is unusable
- a3d45c2d645c KVM: SEV: Extract loading of guest-provided VMSA to a separate helper
- 2de20fea6204 KVM: SEV: Track the GPA of the guest-controlled VMSA used for SNP guests
- dd1638c95163 KVM: SEV: Drop FOLL_WRITE for encrypted region registration
- 85aa61fedcb4 usb: gadget: f_tcm: keep port count until LUN teardown completes
- 3f6face69034 usb: usbtest: disable dynamic ID support
- 776e85fda752 fuse: fix invalidate lock leak on open O_TRUNC DAX failure
- 1758730d9eaa fuse: fix invalidate lock leak on setattr writeback failure
- 0f127d522dbc xhci: dbgtty: Fix unregister on tty_alloc_driver() failure
- 0d0faf3cc44c xhci: dbgtty: Fix unregister on tty_register_driver() failure
- 45dbddc389c5 usb: xhci: Handle USB3 port events when there is one roothub
- 56f20a406cc3 usb: xhci: Handle bogus TRB pointers in Missed Service Error events
- 9786c42df8ef accessibility: speakup: unregister tty ldisc on later init failures
- 8ec7271e05df fpga: dfl: fme: add error handling
- 6106fb7962a0 ksmbd:

_[Truncated at 4000 characters — full notes: https://gitlab.com/xanmod/linux/-/releases/6.18.49-xanmod1]_