{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-46012", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-05-13T15:03:33.092Z", "datePublished": "2026-05-27T12:56:14.131Z", "dateUpdated": "2026-05-27T12:56:14.131Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-27T12:56:14.131Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nrxrpc: Fix memory leaks in rxkad_verify_response()\n\nFix rxkad_verify_response() to free the ticket and the server key under all\ncircumstances by initialising the ticket pointer to NULL and then making\nall paths through the function after the first allocation has been done go\nthrough a single common epilogue that just releases everything - where all\nthe releases skip on a NULL pointer."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/rxrpc/rxkad.c"], "versions": [{"version": "ec832bd06d6fdf08b0455ab7c2a7a9104e029638", "lessThan": "c4b8f32e73eafd4a5076be890c7c8506ec04567c", "status": "affected", "versionType": "git"}, {"version": "ec832bd06d6fdf08b0455ab7c2a7a9104e029638", "lessThan": "852b9d64cea421336579b2de3d1338dfa677e2dd", "status": "affected", "versionType": "git"}, {"version": "ec832bd06d6fdf08b0455ab7c2a7a9104e029638", "lessThan": "861b9a0a1823bf064a7b810d29502a9ef043f40f", "status": "affected", "versionType": "git"}, {"version": "ec832bd06d6fdf08b0455ab7c2a7a9104e029638", "lessThan": "c91f33fb8356dedc82bc56ce210f1a5dbee62a52", "status": "affected", "versionType": "git"}, {"version": "ec832bd06d6fdf08b0455ab7c2a7a9104e029638", "lessThan": "34f61a07e0cdefaecd3ec03bb5fb22215643678f", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/rxrpc/rxkad.c"], "versions": [{"version": "5.11", "status": "affected"}, {"version": "0", "lessThan": "5.11", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.140", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.86", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.27", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.0.4", "lessThanOrEqual": "7.0.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.1-rc1", "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": "5.11", "versionEndExcluding": "6.6.140"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.11", "versionEndExcluding": "6.12.86"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.11", "versionEndExcluding": "6.18.27"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.11", "versionEndExcluding": "7.0.4"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.11", "versionEndExcluding": "7.1-rc1"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/c4b8f32e73eafd4a5076be890c7c8506ec04567c"}, {"url": "https://git.kernel.org/stable/c/852b9d64cea421336579b2de3d1338dfa677e2dd"}, {"url": "https://git.kernel.org/stable/c/861b9a0a1823bf064a7b810d29502a9ef043f40f"}, {"url": "https://git.kernel.org/stable/c/c91f33fb8356dedc82bc56ce210f1a5dbee62a52"}, {"url": "https://git.kernel.org/stable/c/34f61a07e0cdefaecd3ec03bb5fb22215643678f"}], "title": "rxrpc: Fix memory leaks in rxkad_verify_response()", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nrxrpc: Fix memory leaks in rxkad_verify_response()\n\nFix rxkad_verify_response() to free the ticket and the server key under all\ncircumstances by initialising the ticket pointer to NULL and then making\nall paths through the function after the first allocation has been done go\nthrough a single common epilogue that just releases everything - where all\nthe releases skip on a NULL pointer."}], "id": "CVE-2026-46012", "lastModified": "2026-05-27T14:48:03.013", "metrics": {}, "published": "2026-05-27T14:17:19.387", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/34f61a07e0cdefaecd3ec03bb5fb22215643678f"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/852b9d64cea421336579b2de3d1338dfa677e2dd"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/861b9a0a1823bf064a7b810d29502a9ef043f40f"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/c4b8f32e73eafd4a5076be890c7c8506ec04567c"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/c91f33fb8356dedc82bc56ce210f1a5dbee62a52"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"bugzilla": {"description": "kernel: rxrpc: Fix memory leaks in rxkad_verify_response()", "id": "2482174", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2482174"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-772", "details": ["A flaw was found in the Linux kernel's `rxrpc` subsystem. The `rxkad_verify_response()` function, which handles verification of responses, did not consistently release allocated memory. This oversight could lead to a memory leak, potentially causing system instability and a denial of service (DoS) over time due to resource exhaustion."], "name": "CVE-2026-46012", "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": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not 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": "2026-05-27T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-46012\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-46012\nhttps://lore.kernel.org/linux-cve-announce/2026052744-CVE-2026-46012-f467@gregkh/T"], "threat_severity": "Moderate"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[ec832bd06d6fdf08b0455ab7c2a7a9104e029638,c4b8f32e73eafd4a5076be890c7c8506ec04567c)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[ec832bd06d6fdf08b0455ab7c2a7a9104e029638,852b9d64cea421336579b2de3d1338dfa677e2dd)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[ec832bd06d6fdf08b0455ab7c2a7a9104e029638,861b9a0a1823bf064a7b810d29502a9ef043f40f)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[ec832bd06d6fdf08b0455ab7c2a7a9104e029638,c91f33fb8356dedc82bc56ce210f1a5dbee62a52)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[ec832bd06d6fdf08b0455ab7c2a7a9104e029638,34f61a07e0cdefaecd3ec03bb5fb22215643678f)"}}], "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": "affected", "versions": {"scheme": "generic", "value": "5.11"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[0,5.11)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.6.140,6.7.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.12.86,6.13.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.18.27,6.19.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.0.4,7.1.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.1-rc1,*]"}}], "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": "2026-05-27T20:30:40.562816+00:00", "updated": "2026-05-29T05:00:07.823878+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}