{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-68480", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-07-30T09:28:09.397Z", "datePublished": "2026-08-06T17:36:43.654Z", "dateUpdated": "2026-08-18T06:56:07.999Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-08-18T06:56:07.999Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nx86/bugs: Make Safe-RET robust against interrupt injection\n\nAn attacker injecting interrupts while the Safe-RET mitigation executes\non machines affected by SRSO can neutralize the safe return sequence,\npotentially leading to data leakage through speculative execution.\n\nFixup register state as if the Safe-RET sequence executed successfully\nby \"emulating\" it, in a manner of speaking, and avoid executing a RET\ninstruction after returning from the interrupt."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["arch/x86/entry/entry_64.S", "arch/x86/include/asm/nospec-branch.h", "arch/x86/kernel/cpu/bugs.c", "arch/x86/lib/retpoline.S"], "versions": [{"version": "3f9b7101bea1dcb63410c016ceb266f6e9f733c9", "lessThan": "dfefa3c51370f84acb643cddf98bb42c885d0483", "status": "affected", "versionType": "git"}, {"version": "b35087763a44d1eb45857f799579a351332be505", "lessThan": "52db77a13be224e09eb4ba6b4252ae8ab9085c2c", "status": "affected", "versionType": "git"}, {"version": "ac41e90d8daa8815d8bee774a1975435fbfe1ae7", "lessThan": "d0208e08d64d99383e09852a76cc3038c5a4c3ab", "status": "affected", "versionType": "git"}, {"version": "fb3bd914b3ec28f5fb697ac55c4846ac2d542855", "lessThan": "6703dba1d14cbd6647cd1ccfa3a3fa94b64dd096", "status": "affected", "versionType": "git"}, {"version": "fb3bd914b3ec28f5fb697ac55c4846ac2d542855", "lessThan": "e262f28a69ae9e0791248f93b0173c1d1f3e1d5d", "status": "affected", "versionType": "git"}, {"version": "fb3bd914b3ec28f5fb697ac55c4846ac2d542855", "lessThan": "bfe7f9993467ba431b2731437949ac1e2634e771", "status": "affected", "versionType": "git"}, {"version": "fb3bd914b3ec28f5fb697ac55c4846ac2d542855", "lessThan": "61649a2d61cb0dbc673f0f232f0f0c298bf50442", "status": "affected", "versionType": "git"}, {"version": "fb3bd914b3ec28f5fb697ac55c4846ac2d542855", "lessThan": "7e7f81cf6f5ca3311e526308f55d7c54d3ba71f9", "status": "affected", "versionType": "git"}, {"version": "acdc883eb61efbe01b954e782e1124790bd391a8", "status": "affected", "versionType": "git"}, {"version": "5.10.189", "lessThan": "5.10.264", "status": "affected", "versionType": "semver"}, {"version": "5.15.125", "lessThan": "5.15.215", "status": "affected", "versionType": "semver"}, {"version": "6.1.44", "lessThan": "6.1.182", "status": "affected", "versionType": "semver"}, {"version": "6.4.9", "lessThan": "6.5", "status": "affected", "versionType": "semver"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["arch/x86/entry/entry_64.S", "arch/x86/include/asm/nospec-branch.h", "arch/x86/kernel/cpu/bugs.c", "arch/x86/lib/retpoline.S"], "versions": [{"version": "6.5", "status": "affected"}, {"version": "0", "lessThan": "6.5", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.264", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.215", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.182", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.150", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.102", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.43", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.1.7", "lessThanOrEqual": "7.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.2", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.10.189", "versionEndExcluding": "5.10.264"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.15.125", "versionEndExcluding": "5.15.215"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.1.44", "versionEndExcluding": "6.1.182"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.5", "versionEndExcluding": "6.6.150"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.5", "versionEndExcluding": "6.12.102"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.5", "versionEndExcluding": "6.18.43"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.5", "versionEndExcluding": "7.1.7"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.5", "versionEndExcluding": "7.2"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.4.9"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/dfefa3c51370f84acb643cddf98bb42c885d0483"}, {"url": "https://git.kernel.org/stable/c/52db77a13be224e09eb4ba6b4252ae8ab9085c2c"}, {"url": "https://git.kernel.org/stable/c/d0208e08d64d99383e09852a76cc3038c5a4c3ab"}, {"url": "https://git.kernel.org/stable/c/6703dba1d14cbd6647cd1ccfa3a3fa94b64dd096"}, {"url": "https://git.kernel.org/stable/c/e262f28a69ae9e0791248f93b0173c1d1f3e1d5d"}, {"url": "https://git.kernel.org/stable/c/bfe7f9993467ba431b2731437949ac1e2634e771"}, {"url": "https://git.kernel.org/stable/c/61649a2d61cb0dbc673f0f232f0f0c298bf50442"}, {"url": "https://git.kernel.org/stable/c/7e7f81cf6f5ca3311e526308f55d7c54d3ba71f9"}, {"url": "https://people.csail.mit.edu/mengjia/data/2026.USENIX.TONTOU.pdf"}], "title": "x86/bugs: Make Safe-RET robust against interrupt injection", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["arch/x86/entry/entry_64.S", "arch/x86/include/asm/nospec-branch.h", "arch/x86/kernel/cpu/bugs.c", "arch/x86/lib/retpoline.S"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "dfefa3c51370f84acb643cddf98bb42c885d0483", "status": "affected", "version": "3f9b7101bea1dcb63410c016ceb266f6e9f733c9", "versionType": "git"}, {"lessThan": "52db77a13be224e09eb4ba6b4252ae8ab9085c2c", "status": "affected", "version": "b35087763a44d1eb45857f799579a351332be505", "versionType": "git"}, {"lessThan": "d0208e08d64d99383e09852a76cc3038c5a4c3ab", "status": "affected", "version": "ac41e90d8daa8815d8bee774a1975435fbfe1ae7", "versionType": "git"}, {"lessThan": "6703dba1d14cbd6647cd1ccfa3a3fa94b64dd096", "status": "affected", "version": "fb3bd914b3ec28f5fb697ac55c4846ac2d542855", "versionType": "git"}, {"lessThan": "e262f28a69ae9e0791248f93b0173c1d1f3e1d5d", "status": "affected", "version": "fb3bd914b3ec28f5fb697ac55c4846ac2d542855", "versionType": "git"}, {"lessThan": "bfe7f9993467ba431b2731437949ac1e2634e771", "status": "affected", "version": "fb3bd914b3ec28f5fb697ac55c4846ac2d542855", "versionType": "git"}, {"lessThan": "61649a2d61cb0dbc673f0f232f0f0c298bf50442", "status": "affected", "version": "fb3bd914b3ec28f5fb697ac55c4846ac2d542855", "versionType": "git"}, {"lessThan": "7e7f81cf6f5ca3311e526308f55d7c54d3ba71f9", "status": "affected", "version": "fb3bd914b3ec28f5fb697ac55c4846ac2d542855", "versionType": "git"}, {"status": "affected", "version": "acdc883eb61efbe01b954e782e1124790bd391a8", "versionType": "git"}, {"lessThan": "5.10.264", "status": "affected", "version": "5.10.189", "versionType": "semver"}, {"lessThan": "5.15.215", "status": "affected", "version": "5.15.125", "versionType": "semver"}, {"lessThan": "6.1.182", "status": "affected", "version": "6.1.44", "versionType": "semver"}, {"lessThan": "6.5", "status": "affected", "version": "6.4.9", "versionType": "semver"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["arch/x86/entry/entry_64.S", "arch/x86/include/asm/nospec-branch.h", "arch/x86/kernel/cpu/bugs.c", "arch/x86/lib/retpoline.S"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "6.5"}, {"lessThan": "6.5", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "5.10.*", "status": "unaffected", "version": "5.10.264", "versionType": "semver"}, {"lessThanOrEqual": "5.15.*", "status": "unaffected", "version": "5.15.215", "versionType": "semver"}, {"lessThanOrEqual": "6.1.*", "status": "unaffected", "version": "6.1.182", "versionType": "semver"}, {"lessThanOrEqual": "6.6.*", "status": "unaffected", "version": "6.6.150", "versionType": "semver"}, {"lessThanOrEqual": "6.12.*", "status": "unaffected", "version": "6.12.102", "versionType": "semver"}, {"lessThanOrEqual": "6.18.*", "status": "unaffected", "version": "6.18.43", "versionType": "semver"}, {"lessThanOrEqual": "7.1.*", "status": "unaffected", "version": "7.1.7", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "7.2", "versionType": "original_commit_for_fix"}]}], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nx86/bugs: Make Safe-RET robust against interrupt injection\n\nAn attacker injecting interrupts while the Safe-RET mitigation executes\non machines affected by SRSO can neutralize the safe return sequence,\npotentially leading to data leakage through speculative execution.\n\nFixup register state as if the Safe-RET sequence executed successfully\nby \"emulating\" it, in a manner of speaking, and avoid executing a RET\ninstruction after returning from the interrupt."}], "id": "CVE-2026-68480", "lastModified": "2026-08-18T07:16:52.527", "metrics": {}, "published": "2026-08-06T22:18:24.697", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/52db77a13be224e09eb4ba6b4252ae8ab9085c2c"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/61649a2d61cb0dbc673f0f232f0f0c298bf50442"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/6703dba1d14cbd6647cd1ccfa3a3fa94b64dd096"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/7e7f81cf6f5ca3311e526308f55d7c54d3ba71f9"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/bfe7f9993467ba431b2731437949ac1e2634e771"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/d0208e08d64d99383e09852a76cc3038c5a4c3ab"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/dfefa3c51370f84acb643cddf98bb42c885d0483"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/e262f28a69ae9e0791248f93b0173c1d1f3e1d5d"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://people.csail.mit.edu/mengjia/data/2026.USENIX.TONTOU.pdf"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{"bugzilla": {"description": "kernel: AMD-SN-7061: Safe RET Interrupt Vulnerability", "id": "2508363", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2508363"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.8", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-201", "details": ["An attacker executing code on affected system could inject an interrupt at a precise moment to disrupt \"Safe RET\", the default Linux mitigation for speculative Return Overflow (SRSO), which could potentially weaken that protection and may result in information disclosure."], "name": "CVE-2026-68480", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-08-06T12:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-68480\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-68480"], "threat_severity": "Important"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[1da177e4c3f41524e886b7f1b8a0c1fc7321cac2,9de1a49e8f1fbf7c372902573a27a97d4ab4d0af)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[1da177e4c3f41524e886b7f1b8a0c1fc7321cac2,9c0b8105e919be5208c81d5516a194a28c58fe1e)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[1da177e4c3f41524e886b7f1b8a0c1fc7321cac2,95b08cdd603fe79d2e9d5212fbb13d577c835f4f)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[1da177e4c3f41524e886b7f1b8a0c1fc7321cac2,608c8f5dccaaf8b8d2b28c0fbdd439d144be62b0)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[1da177e4c3f41524e886b7f1b8a0c1fc7321cac2,bfe7f9993467ba431b2731437949ac1e2634e771)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[1da177e4c3f41524e886b7f1b8a0c1fc7321cac2,61649a2d61cb0dbc673f0f232f0f0c298bf50442)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,5.10.263)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,5.15.214)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,6.1.181)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,6.6.149)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,6.18.43)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,7.1.7)"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}, {"configurations": [{"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[5.10.263,5.10.*]"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[5.15.214,5.15.*]"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[6.1.181,6.1.*]"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[6.6.149,6.6.*]"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[6.18.43,6.18.*]"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.1.7,7.1.*]"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}], "created": "2026-08-07T01:45:05.158339+00:00", "updated": "2026-08-07T01:45:05.273137+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}