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In the Linux kernel, the following vulnerability has been resolved:
fs/ntfs3: Avoid UBSAN error on true_sectors_per_clst()
syzbot reported UBSAN error as below:
[ 76.901829][ T6677] ================================================================================ [ 76.903908][ T6677] UBSAN: shift-out-of-bounds in fs/ntfs3/super.c:675:13 [ 76.905363][ T6677] shift exponent -247 is negative
This patch avoid this error.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon Linux Ami 2 | — | Upgrade kernel-develUpgrade kernel-livepatch-5.15.86-53.137Upgrade bpftool-debuginfoUpgrade python-perfUpgrade perfUpgrade kernel-toolsUpgrade kernel-debuginfo-common-aarch64Upgrade bpftoolUpgrade python-perf-debuginfoUpgrade perf-debuginfoUpgrade kernelUpgrade kernel-tools-debuginfoUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-tools-develUpgrade kernel-debuginfoUpgrade kernel-headers | May 20, 2026 | May 20, 2026 |
| Debian | — | Upgrade linux | Dec 29, 2025 | Dec 29, 2025 |
| Ubuntu | — | Upgrade linux-hwe-5.15Upgrade linux-realtimeUpgrade linux-lowlatency-hwe-5.15Upgrade linux-azure-fdeUpgrade linux-aws-5.15Upgrade linux-gkeUpgrade linux-bluefieldUpgrade linux-awsUpgrade linux-gcpUpgrade linuxUpgrade linux-nvidia-tegra-5.15Upgrade linux-raspiUpgrade linux-ibmUpgrade linux-intel-iotgUpgrade linux-gkeopUpgrade linux-kvmUpgrade linux-nvidiaUpgrade linux-oracle-5.15Upgrade linux-azureUpgrade linux-intel-iot-realtimeUpgrade linux-azure-5.15Upgrade linux-oracleUpgrade linux-lowlatencyUpgrade linux-gcp-5.15Upgrade linux-riscv-5.15Upgrade linux-intel-iotg-5.15 | Jan 6, 2026 | Dec 24, 2025 |
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