Vulnerability · Published Jan 13, 2026 · Assigned by Linux

CVE-2025-68811svcrdma: use rc_pageoff for memcpy byte offset

Critical 9.8

In plain English

A critical-severity out-of-bounds write 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 0.5% (higher than 45% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)0.5%top 55.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

In the Linux kernel, the following vulnerability has been resolved: svcrdma: use rc_pageoff for memcpy byte offset svc_rdma_copy_inline_range added rc_curpage (page index) to the page base instead of the byte offset rc_pageoff. Use rc_pageoff so copies land within the current page. Found by ZeroPath (https://zeropath.com)

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
AlmaLinux:9kernel5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-64k5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-64k-core5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-64k-debug5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-64k-debug-core5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-64k-debug-devel5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-64k-debug-devel-matched5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-64k-debug-modules5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-64k-debug-modules-core5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-64k-debug-modules-extra5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-64k-devel5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-64k-devel-matched5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-64k-modules5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-64k-modules-core5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-64k-modules-extra5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:10kernel-abi-stablelists6.12.0-124.35.1.el10_1ALSA-2026:2282
AlmaLinux:9kernel-abi-stablelists5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-core5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-cross-headers5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-debug5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-debug-core5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-debug-devel5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-debug-devel-matched5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-debug-modules5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-debug-modules-core5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-debug-modules-extra5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-debug-uki-virt5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-devel5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-devel-matched5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:10kernel-doc6.12.0-124.35.1.el10_1ALSA-2026:2282
AlmaLinux:9kernel-doc5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-headers5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-modules5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-modules-core5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-modules-extra5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-rt5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-rt-64k5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-rt-64k-core5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-rt-64k-debug5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-rt-64k-debug-core5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-rt-64k-debug-devel5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-rt-64k-debug-modules5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-rt-64k-debug-modules-core5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-rt-64k-debug-modules-extra5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-rt-64k-devel5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-rt-64k-modules5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-rt-64k-modules-core5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-rt-64k-modules-extra5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-rt-core5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-rt-debug5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-rt-debug-core5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-rt-debug-devel5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-rt-debug-modules5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-rt-debug-modules-core5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-rt-debug-modules-extra5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-rt-devel5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-rt-modules5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-rt-modules-core5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-rt-modules-extra5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-tools5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-tools-libs5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-tools-libs-devel5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-uki-virt5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-uki-virt-addons5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-zfcpdump5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-zfcpdump-core5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-zfcpdump-devel5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-zfcpdump-devel-matched5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-zfcpdump-modules5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-zfcpdump-modules-core5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9kernel-zfcpdump-modules-extra5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9libperf5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9perf5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9python3-perf5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9rtla5.14.0-611.34.1.el9_7ALSA-2026:2722
AlmaLinux:9rv5.14.0-611.34.1.el9_7ALSA-2026:2722
Debian:13linux6.12.69-1DEBIAN-CVE-2025-68811
Debian:14linux6.18.3-1DEBIAN-CVE-2025-68811
Rocky Linux:10kernel0:6.12.0-124.35.1.el10_1RLSA-2026:2282
Rocky Linux:9kernel0:5.14.0-611.34.1.el9_7RLSA-2026:2722
Ubuntu:24.04:LTSlinux6.8.0-110.110UBUNTU-CVE-2025-68811
Ubuntu:25.10linux6.17.0-22.22UBUNTU-CVE-2025-68811
Ubuntu:25.10linux6.17.0-22.22USN-8177-1
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-aws6.8.0-1052.55UBUNTU-CVE-2025-68811
Ubuntu:25.10linux-aws6.17.0-1012.12USN-8183-2
Ubuntu:25.10linux-aws6.17.0-1012.12UBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-aws-6.14no fix listedUBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-aws-6.176.17.0-1012.12~24.04.1USN-8183-2
Ubuntu:24.04:LTSlinux-aws-6.176.17.0-1012.12~24.04.1UBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-aws-6.86.8.0-1052.55~22.04.1UBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-azure6.8.0-1054.60UBUNTU-CVE-2025-68811
Ubuntu:25.10linux-azure6.17.0-1013.13USN-8245-1
Ubuntu:25.10linux-azure6.17.0-1013.13UBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-azure-6.11no fix listedUBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-azure-6.14no fix listedUBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-azure-6.176.17.0-1013.13~24.04.1USN-8245-1
Ubuntu:24.04:LTSlinux-azure-6.176.17.0-1013.13~24.04.1UBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-azure-6.86.8.0-1059.65~22.04.1UBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-azure-fde6.8.0-1058.65UBUNTU-CVE-2025-68811
Ubuntu:25.10linux-azure-fdeno fix listedUBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-azure-fde-6.14no fix listedUBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-azure-fde-6.86.8.0-1058.65~22.04.1UBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-azure-nvidiano fix listedUBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-azure-nvidia-6.14no fix listedUBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-gcp6.8.0-1054.57UBUNTU-CVE-2025-68811
Ubuntu:25.10linux-gcp6.17.0-1012.12USN-8183-1
Ubuntu:25.10linux-gcp6.17.0-1012.12UBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-gcp-6.11no fix listedUBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-gcp-6.14no fix listedUBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-gcp-6.176.17.0-1012.12~24.04.1UBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-gcp-6.176.17.0-1012.12~24.04.1USN-8183-1
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-gcp-6.86.8.0-1054.57~22.04.1UBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-gke6.8.0-1050.56UBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-gkeop6.8.0-1037.40UBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-hwe-6.11no fix listedUBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-hwe-6.14no fix listedUBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-hwe-6.176.17.0-22.22~24.04.1USN-8183-2
Ubuntu:24.04:LTSlinux-hwe-6.176.17.0-22.22~24.04.1UBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-hwe-6.86.8.0-110.110~22.04.1UBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-ibm6.8.0-1051.51UBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-ibm-6.86.8.0-1051.51~22.04.1UBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-lowlatency6.8.0-110.110.1UBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-lowlatency-hwe-6.11no fix listedUBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.86.8.0-110.110.1~22.04.1UBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-nvidia6.8.0-1051.54UBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-nvidia-6.11no fix listedUBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-nvidia-6.176.17.0-1018.18UBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-nvidia-6.86.8.0-1051.54~22.04.1UBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-nvidia-lowlatency6.8.0-1051.54.1UBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-nvidia-tegra6.8.0-1022.22UBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-oem-6.11no fix listedUBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-oem-6.14no fix listedUBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-oem-6.176.17.0-1020.20USN-8245-1
Ubuntu:24.04:LTSlinux-oem-6.176.17.0-1020.20UBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-oem-6.8no fix listedUBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-oracle6.8.0-1049.50UBUNTU-CVE-2025-68811
Ubuntu:25.10linux-oracle6.17.0-1011.11USN-8183-2
Ubuntu:25.10linux-oracle6.17.0-1011.11UBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-oracle-6.14no fix listedUBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-oracle-6.176.17.0-1011.11~24.04.1USN-8183-2
Ubuntu:24.04:LTSlinux-oracle-6.176.17.0-1011.11~24.04.1UBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-oracle-6.86.8.0-1049.50~22.04.1UBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-raspi6.8.0-1052.56UBUNTU-CVE-2025-68811
Ubuntu:25.10linux-raspi6.17.0-1013.13UBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2025-68811
Ubuntu:25.10linux-realtime6.17.0-1010.11USN-8177-1
Ubuntu:25.10linux-realtime6.17.0-1010.11UBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2025-68811
Ubuntu:25.10linux-riscv6.17.0-22.22.1UBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-riscv-6.14no fix listedUBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-riscv-6.176.17.0-22.22.1~24.04.1UBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-riscv-6.86.8.0-110.110~22.04.1UBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2025-68811
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2025-68811
Ubuntu:24.04:LTSlinux-xilinx6.8.0-1028.29UBUNTU-CVE-2025-68811

Affected products (as reported)

VendorProductVersions
Linux Linux 8e122582680c6f8acd686a5a2af9c0e46fe90f2d – before e8623e9c451e23d84b870811f42fd872b4089ef68e122582680c6f8acd686a5a2af9c0e46fe90f2d – before 2a77c8dd49bccf0ca232be7c836cec1209abb8da8e122582680c6f8acd686a5a2af9c0e46fe90f2d – before a8ee9099f30654917aa68f55d707b5627e1dbf77
Linux Linux 6.8

Weakness: CWE-787 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References