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Vulnerability · Published Dec 24, 2025 · Assigned by Linux

CVE-2025-68378bpf: Fix stackmap overflow check in __bpf_get_stackid()

Unrated

In plain English

A security flaw in Linux from Linux. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 13% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS )–Not rated
Exploit odds (30 days)0.2%top 87.3% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix stackmap overflow check in __bpf_get_stackid() Syzkaller reported a KASAN slab-out-of-bounds write in __bpf_get_stackid() when copying stack trace data. The issue occurs when the perf trace contains more stack entries than the stack map bucket can hold, leading to an out-of-bounds write in the bucket's data array.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12linuxno fix listedDEBIAN-CVE-2025-68378
Debian:13linux6.12.63-1DEBIAN-CVE-2025-68378
Debian:14linux6.17.13-1DEBIAN-CVE-2025-68378
Ubuntu:22.04:LTSlinuxno fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux6.8.0-110.110USN-8179-1
Ubuntu:24.04:LTSlinux6.8.0-110.110UBUNTU-CVE-2025-68378
Ubuntu:25.10linux6.17.0-19.19UBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-awsno fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-aws6.8.0-1052.55USN-8179-1
Ubuntu:24.04:LTSlinux-aws6.8.0-1052.55UBUNTU-CVE-2025-68378
Ubuntu:25.10linux-aws6.17.0-1009.9UBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-aws-6.14no fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-aws-6.176.17.0-1009.9~24.04.2UBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-aws-6.86.8.0-1052.55~22.04.1UBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-aws-6.86.8.0-1052.55~22.04.1USN-8179-1
Ubuntu:22.04:LTSlinux-azureno fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-azure6.8.0-1054.60USN-8258-1
Ubuntu:24.04:LTSlinux-azure6.8.0-1054.60UBUNTU-CVE-2025-68378
Ubuntu:25.10linux-azure6.17.0-1010.10UBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-azure-6.11no fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-azure-6.14no fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-azure-6.176.17.0-1010.10~24.04.1UBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-azure-6.86.8.0-1059.65~22.04.1UBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-azure-fdeno fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-azure-fde6.8.0-1058.65UBUNTU-CVE-2025-68378
Ubuntu:25.10linux-azure-fdeno fix listedUBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-azure-fde-6.14no fix listedUBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-azure-fde-6.86.8.0-1058.65~22.04.1UBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-azure-nvidiano fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-azure-nvidia-6.14no fix listedUBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-gcpno fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-gcp6.8.0-1054.57UBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-gcp6.8.0-1054.57USN-8179-1
Ubuntu:25.10linux-gcp6.17.0-1009.9UBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-gcp-6.11no fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-gcp-6.14no fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-gcp-6.176.17.0-1009.9~24.04.3UBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-gcp-6.86.8.0-1054.57~22.04.1USN-8179-4
Ubuntu:22.04:LTSlinux-gcp-6.86.8.0-1054.57~22.04.1UBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-gkeno fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-gke6.8.0-1050.56USN-8179-1
Ubuntu:24.04:LTSlinux-gke6.8.0-1050.56UBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-gkeopno fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-gkeop6.8.0-1037.40UBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-gkeop6.8.0-1037.40USN-8179-1
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-hwe-6.11no fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-hwe-6.14no fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-hwe-6.176.17.0-19.19~24.04.2UBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-hwe-6.86.8.0-110.110~22.04.1USN-8179-3
Ubuntu:22.04:LTSlinux-hwe-6.86.8.0-110.110~22.04.1UBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-ibmno fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-ibm6.8.0-1051.51USN-8179-1
Ubuntu:24.04:LTSlinux-ibm6.8.0-1051.51UBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-ibm-6.86.8.0-1051.51~22.04.1UBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-ibm-6.86.8.0-1051.51~22.04.1USN-8179-3
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-intel-iotgno fix listedUBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-kvmno fix listedUBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-lowlatencyno fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-lowlatency6.8.0-110.110.1USN-8179-1
Ubuntu:24.04:LTSlinux-lowlatency6.8.0-110.110.1UBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-lowlatency-hwe-6.11no fix listedUBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.86.8.0-110.110.1~22.04.1USN-8179-1
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.86.8.0-110.110.1~22.04.1UBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-nvidiano fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-nvidia6.8.0-1051.54USN-8185-1
Ubuntu:24.04:LTSlinux-nvidia6.8.0-1051.54UBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-nvidia-6.11no fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-nvidia-6.176.17.0-1018.18UBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-nvidia-6.86.8.0-1051.54~22.04.1USN-8185-1
Ubuntu:22.04:LTSlinux-nvidia-6.86.8.0-1051.54~22.04.1UBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-nvidia-lowlatency6.8.0-1051.54.1USN-8185-2
Ubuntu:24.04:LTSlinux-nvidia-lowlatency6.8.0-1051.54.1UBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-nvidia-tegrano fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-nvidia-tegra6.8.0-1022.22UBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-nvidia-tegra6.8.0-1022.22USN-8265-1
Ubuntu:22.04:LTSlinux-nvidia-tegra-igxno fix listedUBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-oem-6.11no fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-oem-6.14no fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-oem-6.176.17.0-1017.17UBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-oem-6.8no fix listedUBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-oracleno fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-oracle6.8.0-1049.50UBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-oracle6.8.0-1049.50USN-8203-1
Ubuntu:25.10linux-oracle6.17.0-1009.9UBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-oracle-6.14no fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-oracle-6.176.17.0-1009.9~24.04.1UBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-oracle-6.86.8.0-1049.50~22.04.1USN-8203-1
Ubuntu:22.04:LTSlinux-oracle-6.86.8.0-1049.50~22.04.1UBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-raspino fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-raspi6.8.0-1052.56UBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-raspi6.8.0-1052.56USN-8179-3
Ubuntu:25.10linux-raspi6.17.0-1010.10UBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2025-68378
Ubuntu:25.10linux-realtime6.17.0-1008.9UBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2025-68378
Ubuntu:25.10linux-riscv6.17.0-19.19.1UBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-riscv-6.14no fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-riscv-6.176.17.0-19.19.1~24.04.1UBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-riscv-6.86.8.0-110.110~22.04.1UBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2025-68378
Ubuntu:24.04:LTSlinux-xilinx6.8.0-1028.29UBUNTU-CVE-2025-68378
Ubuntu:22.04:LTSlinux-xilinx-zynqmpno fix listedUBUNTU-CVE-2025-68378

Affected products (as reported)

VendorProductVersions
Linux Linux ee2a098851bfbe8bcdd964c0121f4246f00ff41e – before 03fe4c886667b3a09b9d6afc03bbc68afb35c82bee2a098851bfbe8bcdd964c0121f4246f00ff41e – before d6028caa0ee39dccd005468adfa3223b92bd3ad3ee2a098851bfbe8bcdd964c0121f4246f00ff41e – before d1f424a77b6bd27b361737ed73df49a0158f1590ee2a098851bfbe8bcdd964c0121f4246f00ff41e – before 2a008f6de163279deffd488c1deab081bce5667cee2a098851bfbe8bcdd964c0121f4246f00ff41e – before 4669a8db976c8cbd5427fe9945f12c5fa5168ff3ee2a098851bfbe8bcdd964c0121f4246f00ff41e – before 23f852daa4bab4d579110e034e4d513f7d49084690805175a206f784b6a77f16f07b07f6803e286b398ac11f4425d1e52aaf0d05d4fc90524e1a5b5e
Linux Linux 5.18

References