{"id":"CVE-2024-56690","title":"crypto: pcrypt - Call crypto layer directly when padata_do_parallel() return -EBUSY","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: pcrypt - Call crypto layer directly when padata_do_parallel() return -EBUSY\n\nSince commit 8f4f68e788c3 (\"crypto: pcrypt - Fix hungtask for\nPADATA_RESET\"), the p…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= 039fec48e062504f14845124a1a25eb199b2ddc0 < dd8bf8eb5beba1e7c3b11a9a5a58ccbf345a69e6","Linux >= c9c1334697301c10e6918d747ed38abfbc0c96e7 < fca8aed12218f96b38e374ff264d78ea1fbd23cc","Linux >= e97bf4ada7dddacd184c3e196bd063b0dc71b41d < a92ccd3618e42333ac6f150ecdac14dca298bc7a","Linux >= 546c1796ad1ed0d87dab3c4b5156d75819be2316 < 96001f52ae8c70e2c736d3e1e5dc53d5b521e5ca","Linux >= c55fc098fd9d2dca475b82d00ffbcaf97879d77e < 92834692a539b5b7f409e467a14667d64713b732","Linux >= 372636debe852913529b1716f44addd94fff2d28 < 5edae7a9a35606017ee6e05911c290acee9fee5a","Linux >= 8f4f68e788c3a7a696546291258bfa5fdb215523 < a8e0074ffb38c9a5964a221bb998034d016c93a2","Linux >= 8f4f68e788c3a7a696546291258bfa5fdb215523 < 7ddab756f2de5b7b43c122ebebdf37f400fb2b6f","Linux >= 8f4f68e788c3a7a696546291258bfa5fdb215523 < 662f2f13e66d3883b9238b0b96b17886179e60e2","Linux fb2d3a50a8f29a3c66682bb426144f40e32ab818","Linux e134f3aba98e6c801a693f540912c2d493718ddf","Linux >= 4.19.300 < 4.19.325","Linux >= 5.4.262 < 5.4.287","Linux >= 5.10.202 < 5.10.231","Linux >= 5.15.140 < 5.15.174","Linux >= 6.1.64 < 6.1.120","Linux >= 6.6.3 < 6.6.64","Linux >= 4.14.331 < 4.15","Linux >= 6.5.13 < 6.6","Linux 6.7"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-11-05T20:29:49.886470Z"},"published":"2024-12-28","updated":"2026-11-05","sourceUpdated":"2026-11-05T20:31:25.860Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2024-56690","references":[{"url":"https://git.kernel.org/stable/c/dd8bf8eb5beba1e7c3b11a9a5a58ccbf345a69e6"},{"url":"https://git.kernel.org/stable/c/fca8aed12218f96b38e374ff264d78ea1fbd23cc"},{"url":"https://git.kernel.org/stable/c/a92ccd3618e42333ac6f150ecdac14dca298bc7a"},{"url":"https://git.kernel.org/stable/c/96001f52ae8c70e2c736d3e1e5dc53d5b521e5ca"},{"url":"https://git.kernel.org/stable/c/92834692a539b5b7f409e467a14667d64713b732"},{"url":"https://git.kernel.org/stable/c/5edae7a9a35606017ee6e05911c290acee9fee5a"},{"url":"https://git.kernel.org/stable/c/a8e0074ffb38c9a5964a221bb998034d016c93a2"},{"url":"https://git.kernel.org/stable/c/7ddab756f2de5b7b43c122ebebdf37f400fb2b6f"},{"url":"https://git.kernel.org/stable/c/662f2f13e66d3883b9238b0b96b17886179e60e2"}],"tags":["cve.org"],"epss":0.00189,"epssPercentile":0.08532,"ingestedAt":"2026-11-05T22:38:31.837Z","slug":"CVE-2024-56690","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: pcrypt - Call crypto layer directly when padata_do_parallel() return -EBUSY\n\nSince commit 8f4f68e788c3 (\"crypto: pcrypt - Fix hungtask for\nPADATA_RESET\"), the pcrypt encryption and decryption operations return\n-EAGAIN when the CPU goes online or offline. In alg_test(), a WARN is\ngenerated when pcrypt_aead_decrypt() or pcrypt_aead_encrypt() returns\n-EAGAIN, the unnecessary panic will occur when panic_on_warn set 1.\nFix this issue by calling crypto layer directly without parallelization\nin that case.\n\n## Affected\n\n- `Linux >= 039fec48e062504f14845124a1a25eb199b2ddc0 < dd8bf8eb5beba1e7c3b11a9a5a58ccbf345a69e6`\n- `Linux >= c9c1334697301c10e6918d747ed38abfbc0c96e7 < fca8aed12218f96b38e374ff264d78ea1fbd23cc`\n- `Linux >= e97bf4ada7dddacd184c3e196bd063b0dc71b41d < a92ccd3618e42333ac6f150ecdac14dca298bc7a`\n- `Linux >= 546c1796ad1ed0d87dab3c4b5156d75819be2316 < 96001f52ae8c70e2c736d3e1e5dc53d5b521e5ca`\n- `Linux >= c55fc098fd9d2dca475b82d00ffbcaf97879d77e < 92834692a539b5b7f409e467a14667d64713b732`\n- `Linux >= 372636debe852913529b1716f44addd94fff2d28 < 5edae7a9a35606017ee6e05911c290acee9fee5a`\n- `Linux >= 8f4f68e788c3a7a696546291258bfa5fdb215523 < a8e0074ffb38c9a5964a221bb998034d016c93a2`\n- `Linux >= 8f4f68e788c3a7a696546291258bfa5fdb215523 < 7ddab756f2de5b7b43c122ebebdf37f400fb2b6f`\n- `Linux >= 8f4f68e788c3a7a696546291258bfa5fdb215523 < 662f2f13e66d3883b9238b0b96b17886179e60e2`\n- `Linux fb2d3a50a8f29a3c66682bb426144f40e32ab818`\n- `Linux e134f3aba98e6c801a693f540912c2d493718ddf`\n- `Linux >= 4.19.300 < 4.19.325`\n- `Linux >= 5.4.262 < 5.4.287`\n- `Linux >= 5.10.202 < 5.10.231`\n- `Linux >= 5.15.140 < 5.15.174`\n- `Linux >= 6.1.64 < 6.1.120`\n- `Linux >= 6.6.3 < 6.6.64`\n- `Linux >= 4.14.331 < 4.15`\n- `Linux >= 6.5.13 < 6.6`\n- `Linux 6.7`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}