| { |
| "containers": { |
| "cna": { |
| "providerMetadata": { |
| "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038" |
| }, |
| "descriptions": [ |
| { |
| "lang": "en", |
| "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncifs: Fix use-after-free in rdata->read_into_pages()\n\nWhen the network status is unstable, use-after-free may occur when\nread data from the server.\n\n BUG: KASAN: use-after-free in readpages_fill_pages+0x14c/0x7e0\n\n Call Trace:\n <TASK>\n dump_stack_lvl+0x38/0x4c\n print_report+0x16f/0x4a6\n kasan_report+0xb7/0x130\n readpages_fill_pages+0x14c/0x7e0\n cifs_readv_receive+0x46d/0xa40\n cifs_demultiplex_thread+0x121c/0x1490\n kthread+0x16b/0x1a0\n ret_from_fork+0x2c/0x50\n </TASK>\n\n Allocated by task 2535:\n kasan_save_stack+0x22/0x50\n kasan_set_track+0x25/0x30\n __kasan_kmalloc+0x82/0x90\n cifs_readdata_direct_alloc+0x2c/0x110\n cifs_readdata_alloc+0x2d/0x60\n cifs_readahead+0x393/0xfe0\n read_pages+0x12f/0x470\n page_cache_ra_unbounded+0x1b1/0x240\n filemap_get_pages+0x1c8/0x9a0\n filemap_read+0x1c0/0x540\n cifs_strict_readv+0x21b/0x240\n vfs_read+0x395/0x4b0\n ksys_read+0xb8/0x150\n do_syscall_64+0x3f/0x90\n entry_SYSCALL_64_after_hwframe+0x72/0xdc\n\n Freed by task 79:\n kasan_save_stack+0x22/0x50\n kasan_set_track+0x25/0x30\n kasan_save_free_info+0x2e/0x50\n __kasan_slab_free+0x10e/0x1a0\n __kmem_cache_free+0x7a/0x1a0\n cifs_readdata_release+0x49/0x60\n process_one_work+0x46c/0x760\n worker_thread+0x2a4/0x6f0\n kthread+0x16b/0x1a0\n ret_from_fork+0x2c/0x50\n\n Last potentially related work creation:\n kasan_save_stack+0x22/0x50\n __kasan_record_aux_stack+0x95/0xb0\n insert_work+0x2b/0x130\n __queue_work+0x1fe/0x660\n queue_work_on+0x4b/0x60\n smb2_readv_callback+0x396/0x800\n cifs_abort_connection+0x474/0x6a0\n cifs_reconnect+0x5cb/0xa50\n cifs_readv_from_socket.cold+0x22/0x6c\n cifs_read_page_from_socket+0xc1/0x100\n readpages_fill_pages.cold+0x2f/0x46\n cifs_readv_receive+0x46d/0xa40\n cifs_demultiplex_thread+0x121c/0x1490\n kthread+0x16b/0x1a0\n ret_from_fork+0x2c/0x50\n\nThe following function calls will cause UAF of the rdata pointer.\n\nreadpages_fill_pages\n cifs_read_page_from_socket\n cifs_readv_from_socket\n cifs_reconnect\n __cifs_reconnect\n cifs_abort_connection\n mid->callback() --> smb2_readv_callback\n queue_work(&rdata->work) # if the worker completes first,\n # the rdata is freed\n cifs_readv_complete\n kref_put\n cifs_readdata_release\n kfree(rdata)\n return rdata->... # UAF in readpages_fill_pages()\n\nSimilarly, this problem also occurs in the uncache_fill_pages().\n\nFix this by adjusts the order of condition judgment in the return\nstatement." |
| } |
| ], |
| "affected": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "fs/cifs/file.c" |
| ], |
| "versions": [ |
| { |
| "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", |
| "lessThan": "2b693fe3f760c87fd9768e759f6297f743a1b3b0", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", |
| "lessThan": "d1fba1e096ffc7ec11df863a97c50203c47315b9", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", |
| "lessThan": "3684a2f6affa1ca52a5d4a12f04d0652efdee65e", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", |
| "lessThan": "aa5465aeca3c66fecdf7efcf554aed79b4c4b211", |
| "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/cifs/file.c" |
| ], |
| "versions": [ |
| { |
| "version": "5.10.168", |
| "lessThanOrEqual": "5.10.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.15.94", |
| "lessThanOrEqual": "5.15.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.1.12", |
| "lessThanOrEqual": "6.1.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.2", |
| "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:*:*:*:*:*:*:*:*", |
| "versionEndExcluding": "5.10.168" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionEndExcluding": "5.15.94" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionEndExcluding": "6.1.12" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionEndExcluding": "6.2" |
| } |
| ] |
| } |
| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/2b693fe3f760c87fd9768e759f6297f743a1b3b0" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/d1fba1e096ffc7ec11df863a97c50203c47315b9" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/3684a2f6affa1ca52a5d4a12f04d0652efdee65e" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/aa5465aeca3c66fecdf7efcf554aed79b4c4b211" |
| } |
| ], |
| "title": "cifs: Fix use-after-free in rdata->read_into_pages()", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2023-52741", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
