{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nf2fs: let's avoid panic if extent_tree is not created\n\nThis patch avoids the below panic.\n\npc : __lookup_extent_tree+0xd8/0x760\nlr : f2fs_do_write_data_page+0x104/0x87c\nsp : ffffffc010cbb3c0\nx29: ffffffc010cbb3e0 x28: 0000000000000000\nx27: ffffff8803e7f020 x26: ffffff8803e7ed40\nx25: ffffff8803e7f020 x24: ffffffc010cbb460\nx23: ffffffc010cbb480 x22: 0000000000000000\nx21: 0000000000000000 x20: ffffffff22e90900\nx19: 0000000000000000 x18: ffffffc010c5d080\nx17: 0000000000000000 x16: 0000000000000020\nx15: ffffffdb1acdbb88 x14: ffffff888759e2b0\nx13: 0000000000000000 x12: ffffff802da49000\nx11: 000000000a001200 x10: ffffff8803e7ed40\nx9 : ffffff8023195800 x8 : ffffff802da49078\nx7 : 0000000000000001 x6 : 0000000000000000\nx5 : 0000000000000006 x4 : ffffffc010cbba28\nx3 : 0000000000000000 x2 : ffffffc010cbb480\nx1 : 0000000000000000 x0 : ffffff8803e7ed40\nCall trace:\n __lookup_extent_tree+0xd8/0x760\n f2fs_do_write_data_page+0x104/0x87c\n f2fs_write_single_data_page+0x420/0xb60\n f2fs_write_cache_pages+0x418/0xb1c\n __f2fs_write_data_pages+0x428/0x58c\n f2fs_write_data_pages+0x30/0x40\n do_writepages+0x88/0x190\n __writeback_single_inode+0x48/0x448\n writeback_sb_inodes+0x468/0x9e8\n __writeback_inodes_wb+0xb8/0x2a4\n wb_writeback+0x33c/0x740\n wb_do_writeback+0x2b4/0x400\n wb_workfn+0xe4/0x34c\n process_one_work+0x24c/0x5bc\n worker_thread+0x3e8/0xa50\n kthread+0x150/0x1b4"
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "fs/f2fs/extent_cache.c"
               ],
               "versions": [
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "dd83a9763e29",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "ff85a1dbd90d",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "557e85ff9afe",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "72009139a661",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "2c129e868992",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "1c38cdc747f0",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "df9d44b645b8",
                     "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/f2fs/extent_cache.c"
               ],
               "versions": [
                  {
                     "version": "4.14.304",
                     "lessThanOrEqual": "4.14.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "4.19.271",
                     "lessThanOrEqual": "4.19.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.4.230",
                     "lessThanOrEqual": "5.4.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.10.165",
                     "lessThanOrEqual": "5.10.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.15.90",
                     "lessThanOrEqual": "5.15.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.1.8",
                     "lessThanOrEqual": "6.1.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.2",
                     "lessThanOrEqual": "*",
                     "status": "unaffected",
                     "versionType": "original_commit_for_fix"
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/dd83a9763e29ed7a21c8a43f7a62cd0a6bf74692"
            },
            {
               "url": "https://git.kernel.org/stable/c/ff85a1dbd90d29f73033177ff8d8de4a27d9721c"
            },
            {
               "url": "https://git.kernel.org/stable/c/557e85ff9afef6d45020b6f09357111d38033c31"
            },
            {
               "url": "https://git.kernel.org/stable/c/72009139a661ade5cb1da4239734ed02fa1cfff0"
            },
            {
               "url": "https://git.kernel.org/stable/c/2c129e868992621a739bdd57a5bffa3985ef1b91"
            },
            {
               "url": "https://git.kernel.org/stable/c/1c38cdc747f00daf7394535eae5afc4c503c59bb"
            },
            {
               "url": "https://git.kernel.org/stable/c/df9d44b645b83fffccfb4e28c1f93376585fdec8"
            }
         ],
         "title": "f2fs: let's avoid panic if extent_tree is not created",
         "x_generator": {
            "engine": "bippy-c9c4e1df01b2"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2022-48877",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}