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6.18.57 (longterm, Branch 6.18)

Veröffentlicht: 2026-10-15 · Original-ChangeLog · als Text ansehen
621 Commits, davon ca. 496 Fixes, 1 CVE-Referenz(en)
Linux 6.18.57 (longterm) delivers a very large stabilization and hardening update spanning networking (bnxt_en, mlx5, mt76/mac80211, bridge/netfilter, ipv4/ipv6, netfilter nf_tables), filesystems (btrfs, ext4/ext2, XFS, NFS/NFSD, SMB/CIFS/ksmbd, gfs2, namespace/mount handling), block/storage (md raid, dm-crypt/dm-integrity, NVMe, SCSI/UFS), GPU drivers (amdgpu/amdkfd, i915, xe, vc4, panthor), and architecture code (x86, arm64, riscv, LoongArch, powerpc, s390). Numerous UAF, double-free, memory-leak, and race-condition fixes were applied across Bluetooth (RFCOMM/SCO/ISO/hci_sync), BPF verifier/runtime, and mount namespace handling, alongside substantial churn in SUNRPC (switching to crypto/krb5), workqueue management, and wifi/mt76 driver robustness. Key security-relevant fixes include s390/zcrypt CCA/EP11 CPRB length and overflow checks to prevent speculative/out-of-bounds memory reads, several BPF verifier fixes rejecting invalid pointer/BTF accesses and preventing UAF via RCU pointer invalidation, PCI core fixes closing a use-after-free and TOCTOU race in dynamic ID probing, and ksmbd fixes for path-traversal bypass, slab-out-of-bounds reads, and UAF/double-free races in oplock/lock handling. No major new subsystem anomalies are noted beyond the expected volume of backported CVE and regression fixes typical of a longterm maintenance release.

Betroffene Bereiche

BereichCommits
wifi33
bpf30
net28
Bluetooth20
btrfs19
namespace15
drm/amd/display13
accel/amdxdna13

Änderungen (621)