| { |
| "containers": { |
| "cna": { |
| "providerMetadata": { |
| "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038" |
| }, |
| "descriptions": [ |
| { |
| "lang": "en", |
| "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nsmb: client: fix potential OOBs in smb2_parse_contexts()\n\nValidate offsets and lengths before dereferencing create contexts in\nsmb2_parse_contexts().\n\nThis fixes following oops when accessing invalid create contexts from\nserver:\n\n BUG: unable to handle page fault for address: ffff8881178d8cc3\n #PF: supervisor read access in kernel mode\n #PF: error_code(0x0000) - not-present page\n PGD 4a01067 P4D 4a01067 PUD 0\n Oops: 0000 [#1] PREEMPT SMP NOPTI\n CPU: 3 PID: 1736 Comm: mount.cifs Not tainted 6.7.0-rc4 #1\n Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS\n rel-1.16.2-3-gd478f380-rebuilt.opensuse.org 04/01/2014\n RIP: 0010:smb2_parse_contexts+0xa0/0x3a0 [cifs]\n Code: f8 10 75 13 48 b8 93 ad 25 50 9c b4 11 e7 49 39 06 0f 84 d2 00\n 00 00 8b 45 00 85 c0 74 61 41 29 c5 48 01 c5 41 83 fd 0f 76 55 <0f> b7\n 7d 04 0f b7 45 06 4c 8d 74 3d 00 66 83 f8 04 75 bc ba 04 00\n RSP: 0018:ffffc900007939e0 EFLAGS: 00010216\n RAX: ffffc90000793c78 RBX: ffff8880180cc000 RCX: ffffc90000793c90\n RDX: ffffc90000793cc0 RSI: ffff8880178d8cc0 RDI: ffff8880180cc000\n RBP: ffff8881178d8cbf R08: ffffc90000793c22 R09: 0000000000000000\n R10: ffff8880180cc000 R11: 0000000000000024 R12: 0000000000000000\n R13: 0000000000000020 R14: 0000000000000000 R15: ffffc90000793c22\n FS: 00007f873753cbc0(0000) GS:ffff88806bc00000(0000)\n knlGS:0000000000000000\n CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n CR2: ffff8881178d8cc3 CR3: 00000000181ca000 CR4: 0000000000750ef0\n PKRU: 55555554\n Call Trace:\n <TASK>\n ? __die+0x23/0x70\n ? page_fault_oops+0x181/0x480\n ? search_module_extables+0x19/0x60\n ? srso_alias_return_thunk+0x5/0xfbef5\n ? exc_page_fault+0x1b6/0x1c0\n ? asm_exc_page_fault+0x26/0x30\n ? smb2_parse_contexts+0xa0/0x3a0 [cifs]\n SMB2_open+0x38d/0x5f0 [cifs]\n ? smb2_is_path_accessible+0x138/0x260 [cifs]\n smb2_is_path_accessible+0x138/0x260 [cifs]\n cifs_is_path_remote+0x8d/0x230 [cifs]\n cifs_mount+0x7e/0x350 [cifs]\n cifs_smb3_do_mount+0x128/0x780 [cifs]\n smb3_get_tree+0xd9/0x290 [cifs]\n vfs_get_tree+0x2c/0x100\n ? capable+0x37/0x70\n path_mount+0x2d7/0xb80\n ? srso_alias_return_thunk+0x5/0xfbef5\n ? _raw_spin_unlock_irqrestore+0x44/0x60\n __x64_sys_mount+0x11a/0x150\n do_syscall_64+0x47/0xf0\n entry_SYSCALL_64_after_hwframe+0x6f/0x77\n RIP: 0033:0x7f8737657b1e" |
| } |
| ], |
| "affected": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "fs/smb/client/cached_dir.c", |
| "fs/smb/client/smb2pdu.c", |
| "fs/smb/client/smb2proto.h" |
| ], |
| "versions": [ |
| { |
| "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", |
| "lessThan": "6726429c18c62dbf5e96ebbd522f262e016553fb", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", |
| "lessThan": "13fb0fc4917621f3dfa285a27eaf7151d770b5e5", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", |
| "lessThan": "890bc4fac3c0973a49cac35f634579bebba7fe48", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", |
| "lessThan": "1ae3c59355dc9882e09c020afe8ffbd895ad0f29", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", |
| "lessThan": "17a0f64cc02d4972e21c733d9f21d1c512963afa", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", |
| "lessThan": "af1689a9b7701d9907dfc84d2a4b57c4bc907144", |
| "status": "affected", |
| "versionType": "git" |
| } |
| ] |
| }, |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "affected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "fs/smb/client/cached_dir.c", |
| "fs/smb/client/smb2pdu.c", |
| "fs/smb/client/smb2proto.h" |
| ], |
| "versions": [ |
| { |
| "version": "5.4.277", |
| "lessThanOrEqual": "5.4.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.10.211", |
| "lessThanOrEqual": "5.10.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.15.150", |
| "lessThanOrEqual": "5.15.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.1.79", |
| "lessThanOrEqual": "6.1.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.6.8", |
| "lessThanOrEqual": "6.6.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.7", |
| "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:*:*:*:*:*:*:*:*", |
| "versionEndExcluding": "5.4.277" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionEndExcluding": "5.10.211" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionEndExcluding": "5.15.150" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionEndExcluding": "6.1.79" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionEndExcluding": "6.6.8" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionEndExcluding": "6.7" |
| } |
| ] |
| } |
| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/6726429c18c62dbf5e96ebbd522f262e016553fb" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/13fb0fc4917621f3dfa285a27eaf7151d770b5e5" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/890bc4fac3c0973a49cac35f634579bebba7fe48" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/1ae3c59355dc9882e09c020afe8ffbd895ad0f29" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/17a0f64cc02d4972e21c733d9f21d1c512963afa" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/af1689a9b7701d9907dfc84d2a4b57c4bc907144" |
| } |
| ], |
| "title": "smb: client: fix potential OOBs in smb2_parse_contexts()", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2023-52434", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
