{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2025-38581", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-04-16T04:51:24.026Z", "datePublished": "2025-08-19T17:03:03.718Z", "dateUpdated": "2026-05-11T21:30:55.723Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T21:30:55.723Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: ccp - Fix crash when rebind ccp device for ccp.ko\n\nWhen CONFIG_CRYPTO_DEV_CCP_DEBUGFS is enabled, rebinding\nthe ccp device causes the following crash:\n\n$ echo '0000:0a:00.2' > /sys/bus/pci/drivers/ccp/unbind\n$ echo '0000:0a:00.2' > /sys/bus/pci/drivers/ccp/bind\n\n[ 204.976930] BUG: kernel NULL pointer dereference, address: 0000000000000098\n[ 204.978026] #PF: supervisor write access in kernel mode\n[ 204.979126] #PF: error_code(0x0002) - not-present page\n[ 204.980226] PGD 0 P4D 0\n[ 204.981317] Oops: Oops: 0002 [#1] SMP NOPTI\n...\n[ 204.997852] Call Trace:\n[ 204.999074] \n[ 205.000297] start_creating+0x9f/0x1c0\n[ 205.001533] debugfs_create_dir+0x1f/0x170\n[ 205.002769] ? srso_return_thunk+0x5/0x5f\n[ 205.004000] ccp5_debugfs_setup+0x87/0x170 [ccp]\n[ 205.005241] ccp5_init+0x8b2/0x960 [ccp]\n[ 205.006469] ccp_dev_init+0xd4/0x150 [ccp]\n[ 205.007709] sp_init+0x5f/0x80 [ccp]\n[ 205.008942] sp_pci_probe+0x283/0x2e0 [ccp]\n[ 205.010165] ? srso_return_thunk+0x5/0x5f\n[ 205.011376] local_pci_probe+0x4f/0xb0\n[ 205.012584] pci_device_probe+0xdb/0x230\n[ 205.013810] really_probe+0xed/0x380\n[ 205.015024] __driver_probe_device+0x7e/0x160\n[ 205.016240] device_driver_attach+0x2f/0x60\n[ 205.017457] bind_store+0x7c/0xb0\n[ 205.018663] drv_attr_store+0x28/0x40\n[ 205.019868] sysfs_kf_write+0x5f/0x70\n[ 205.021065] kernfs_fop_write_iter+0x145/0x1d0\n[ 205.022267] vfs_write+0x308/0x440\n[ 205.023453] ksys_write+0x6d/0xe0\n[ 205.024616] __x64_sys_write+0x1e/0x30\n[ 205.025778] x64_sys_call+0x16ba/0x2150\n[ 205.026942] do_syscall_64+0x56/0x1e0\n[ 205.028108] entry_SYSCALL_64_after_hwframe+0x76/0x7e\n[ 205.029276] RIP: 0033:0x7fbc36f10104\n[ 205.030420] Code: 89 02 48 c7 c0 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 8d 05 e1 08 2e 00 8b 00 85 c0 75 13 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 54 f3 c3 66 90 41 54 55 49 89 d4 53 48 89 f5\n\nThis patch sets ccp_debugfs_dir to NULL after destroying it in\nccp5_debugfs_destroy, allowing the directory dentry to be\nrecreated when rebinding the ccp device.\n\nTested on AMD Ryzen 7 1700X." } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/crypto/ccp/ccp-debugfs.c" ], "versions": [ { "version": "3cdbe346ed3f380eae1cb3e9febfe703e7d8a7b0", "lessThan": "a25ab6dfa0ce323ec308966988be6b675eb9d3e5", "status": "affected", "versionType": "git" }, { "version": "3cdbe346ed3f380eae1cb3e9febfe703e7d8a7b0", "lessThan": "ce63a83925964ab7564bd216bd92b80bc365492e", "status": "affected", "versionType": "git" }, { "version": "3cdbe346ed3f380eae1cb3e9febfe703e7d8a7b0", "lessThan": "20c0ed8dd65834e6bab464f54cd6ff68659bacb9", "status": "affected", "versionType": "git" }, { "version": "3cdbe346ed3f380eae1cb3e9febfe703e7d8a7b0", "lessThan": "2d4060f05e74dbee884ba723f6afd9282befc3c5", "status": "affected", "versionType": "git" }, { "version": "3cdbe346ed3f380eae1cb3e9febfe703e7d8a7b0", "lessThan": "db111468531777cac8b4beb6515a88a54b0c4a74", "status": "affected", "versionType": "git" }, { "version": "3cdbe346ed3f380eae1cb3e9febfe703e7d8a7b0", "lessThan": "9dea08eac4f6d6fbbae59992978252e2edab995d", "status": "affected", "versionType": "git" }, { "version": "3cdbe346ed3f380eae1cb3e9febfe703e7d8a7b0", "lessThan": "6eadf50c1d894cb34f3237064063207460946040", "status": "affected", "versionType": "git" }, { "version": "3cdbe346ed3f380eae1cb3e9febfe703e7d8a7b0", "lessThan": "64ec9a7e7a6398b172ab6feba60e952163a1c3d5", "status": "affected", "versionType": "git" }, { "version": "3cdbe346ed3f380eae1cb3e9febfe703e7d8a7b0", "lessThan": "181698af38d3f93381229ad89c09b5bd0496661a", "status": "affected", "versionType": "git" } ] }, { "product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/crypto/ccp/ccp-debugfs.c" ], "versions": [ { "version": "4.13", "status": "affected" }, { "version": "0", "lessThan": "4.13", "status": "unaffected", "versionType": "semver" }, { "version": "5.4.297", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.10.241", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.15.190", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.1.148", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.6.102", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.12.42", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.15.10", "lessThanOrEqual": "6.15.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.16.1", "lessThanOrEqual": "6.16.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.17", "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": "4.13", "versionEndExcluding": "5.4.297" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.13", "versionEndExcluding": "5.10.241" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.13", "versionEndExcluding": "5.15.190" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.13", "versionEndExcluding": "6.1.148" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.13", "versionEndExcluding": "6.6.102" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.13", "versionEndExcluding": "6.12.42" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.13", "versionEndExcluding": "6.15.10" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.13", "versionEndExcluding": "6.16.1" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.13", "versionEndExcluding": "6.17" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/a25ab6dfa0ce323ec308966988be6b675eb9d3e5" }, { "url": "https://git.kernel.org/stable/c/ce63a83925964ab7564bd216bd92b80bc365492e" }, { "url": "https://git.kernel.org/stable/c/20c0ed8dd65834e6bab464f54cd6ff68659bacb9" }, { "url": "https://git.kernel.org/stable/c/2d4060f05e74dbee884ba723f6afd9282befc3c5" }, { "url": "https://git.kernel.org/stable/c/db111468531777cac8b4beb6515a88a54b0c4a74" }, { "url": "https://git.kernel.org/stable/c/9dea08eac4f6d6fbbae59992978252e2edab995d" }, { "url": "https://git.kernel.org/stable/c/6eadf50c1d894cb34f3237064063207460946040" }, { "url": "https://git.kernel.org/stable/c/64ec9a7e7a6398b172ab6feba60e952163a1c3d5" }, { "url": "https://git.kernel.org/stable/c/181698af38d3f93381229ad89c09b5bd0496661a" } ], "title": "crypto: ccp - Fix crash when rebind ccp device for ccp.ko", "x_generator": { "engine": "bippy-1.2.0" } }, "adp": [ { "title": "CVE Program Container", "references": [ { "url": "https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html" }, { "url": "https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html" } ], "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2025-11-03T17:40:10.652Z" } } ] } }