| { |
| "containers": { |
| "cna": { |
| "providerMetadata": { |
| "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038" |
| }, |
| "descriptions": [ |
| { |
| "lang": "en", |
| "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnetfs: Fix netfs_page_mkwrite() to check folio->mapping is valid\n\nFix netfs_page_mkwrite() to check that folio->mapping is valid once it has\ntaken the folio lock (as filemap_page_mkwrite() does). Without this,\ngeneric/247 occasionally oopses with something like the following:\n\n BUG: kernel NULL pointer dereference, address: 0000000000000000\n #PF: supervisor read access in kernel mode\n #PF: error_code(0x0000) - not-present page\n\n RIP: 0010:trace_event_raw_event_netfs_folio+0x61/0xc0\n ...\n Call Trace:\n <TASK>\n ? __die_body+0x1a/0x60\n ? page_fault_oops+0x6e/0xa0\n ? exc_page_fault+0xc2/0xe0\n ? asm_exc_page_fault+0x22/0x30\n ? trace_event_raw_event_netfs_folio+0x61/0xc0\n trace_netfs_folio+0x39/0x40\n netfs_page_mkwrite+0x14c/0x1d0\n do_page_mkwrite+0x50/0x90\n do_pte_missing+0x184/0x200\n __handle_mm_fault+0x42d/0x500\n handle_mm_fault+0x121/0x1f0\n do_user_addr_fault+0x23e/0x3c0\n exc_page_fault+0xc2/0xe0\n asm_exc_page_fault+0x22/0x30\n\nThis is due to the invalidate_inode_pages2_range() issued at the end of the\nDIO write interfering with the mmap'd writes." |
| } |
| ], |
| "affected": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "fs/netfs/buffered_write.c" |
| ], |
| "versions": [ |
| { |
| "version": "102a7e2c598c22bd2621fa97eb1c93c89d469a12", |
| "lessThan": "3473eb87afd402e415a8ca885b284ea0420dde25", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "102a7e2c598c22bd2621fa97eb1c93c89d469a12", |
| "lessThan": "a81c98bfa40c11f8ea79b5a9b3f5fda73bfbb4d2", |
| "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/netfs/buffered_write.c" |
| ], |
| "versions": [ |
| { |
| "version": "6.8", |
| "status": "affected" |
| }, |
| { |
| "version": "0", |
| "lessThan": "6.8", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.9.8", |
| "lessThanOrEqual": "6.9.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.10", |
| "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": "6.8", |
| "versionEndExcluding": "6.9.8" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "6.8", |
| "versionEndExcluding": "6.10" |
| } |
| ] |
| } |
| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/3473eb87afd402e415a8ca885b284ea0420dde25" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/a81c98bfa40c11f8ea79b5a9b3f5fda73bfbb4d2" |
| } |
| ], |
| "title": "netfs: Fix netfs_page_mkwrite() to check folio->mapping is valid", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2024-41083", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
