CVE-2025-68221

{"id": "CVE-2025-68221", "cveTags": [], "metrics": {}, "affected": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "affectedData": [{"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "63611391850850bf27f81afb0d0b6d1237a34006", "lessThan": "f7d953c38245c0e9d8e268fb6a9e524602fb44ec", "versionType": "git"}, {"status": "affected", "version": "63611391850850bf27f81afb0d0b6d1237a34006", "lessThan": "92e239e36d600002559074994a545fcfac9afd2d", "versionType": "git"}], "programFiles": ["net/mptcp/pm_kernel.c"], "defaultStatus": "unaffected"}, {"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "6.15"}, {"status": "unaffected", "version": "0", "lessThan": "6.15", "versionType": "semver"}, {"status": "unaffected", "version": "6.17.10", "versionType": "semver", "lessThanOrEqual": "6.17.*"}, {"status": "unaffected", "version": "6.18", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*"}], "programFiles": ["net/mptcp/pm_kernel.c"], "defaultStatus": "affected"}]}], "published": "2025-12-16T14:15:55.293", "references": [{"url": "https://git.kernel.org/stable/c/92e239e36d600002559074994a545fcfac9afd2d", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/f7d953c38245c0e9d8e268fb6a9e524602fb44ec", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Deferred", "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmptcp: fix address removal logic in mptcp_pm_nl_rm_addr\n\nFix inverted WARN_ON_ONCE condition that prevented normal address\nremoval counter updates. The current code only executes decrement\nlogic when the counter is already 0 (abnormal state), while\nnormal removals (counter > 0) are ignored."}], "lastModified": "2026-06-17T09:58:45.583", "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}