{"id":"CVE-2025-37822","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nriscv: uprobes: Add missing fence.i after building the XOL buffer\n\nThe XOL (execute out-of-line) buffer is used to single-step the\nreplaced instruction(s) for uprobes","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nriscv: uprobes: Add missing fence.i after building the XOL buffer\n\nThe XOL (execute out-of-line) buffer is used to single-step the\nreplaced instruction(s) for uprobes. …","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","vendor":"linux","product":"linux_kernel","affected":["linux_kernel >= 5.12, < 6.12.26","linux_kernel >= 6.13, < 6.14.5","linux_kernel = 6.15"],"patched":["linux_kernel 6.14.5"],"published":"2025-05-08","updated":"2026-10-15","sourceUpdated":"2026-10-15T22:18:18.913","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-37822","references":[{"url":"https://git.kernel.org/stable/c/1dbb95a36499374c51b47ee8ae258a8862c20978","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/77c956152a3a7c7a18b68f3654f70565b2181d03","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/7d1d19a11cfbfd8bae1d89cc010b2cc397cd0c48","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/b6d8d4d01ca8514fa89b05355f296758a91e2297","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/bcf6d3158c5902d92b6d62335af4422b7bf7c4e2","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/be6d98766ac952d38241d5a5b213f363afa421c3","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd","cve.org"],"epss":0.00274,"epssPercentile":0.19657,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-10-15T21:45:27.323225Z"},"ingestedAt":"2026-10-15T22:48:25.480Z","slug":"CVE-2025-37822","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nriscv: uprobes: Add missing fence.i after building the XOL buffer\n\nThe XOL (execute out-of-line) buffer is used to single-step the\nreplaced instruction(s) for uprobes. The RISC-V port was missing a\nproper fence.i (i$ flushing) after constructing the XOL buffer, which\ncan result in incorrect execution of stale/broken instructions.\n\nThis was found running the BPF selftests \"test_progs:\nuprobe_autoattach, attach_probe\" on the Spacemit K1/X60, where the\nuprobes tests randomly blew up.\n\n## Affected\n\n- `linux_kernel >= 5.12, < 6.12.26`\n- `linux_kernel >= 6.13, < 6.14.5`\n- `linux_kernel = 6.15`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 6.14.5`","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}