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vuln-cve/data/2023/52xxx/CVE-2023-52848.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2023-52848",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2024-05-21T15:19:24.255Z",
"datePublished": "2024-05-21T15:31:45.196Z",
"dateUpdated": "2026-05-23T15:27:17.624Z"
},
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"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nf2fs: fix to drop meta_inode's page cache in f2fs_put_super()\n\nsyzbot reports a kernel bug as below:\n\nF2FS-fs (loop1): detect filesystem reference count leak during umount, type: 10, count: 1\nkernel BUG at fs/f2fs/super.c:1639!\nCPU: 0 PID: 15451 Comm: syz-executor.1 Not tainted 6.5.0-syzkaller-09338-ge0152e7481c6 #0\nRIP: 0010:f2fs_put_super+0xce1/0xed0 fs/f2fs/super.c:1639\nCall Trace:\n generic_shutdown_super+0x161/0x3c0 fs/super.c:693\n kill_block_super+0x3b/0x70 fs/super.c:1646\n kill_f2fs_super+0x2b7/0x3d0 fs/f2fs/super.c:4879\n deactivate_locked_super+0x9a/0x170 fs/super.c:481\n deactivate_super+0xde/0x100 fs/super.c:514\n cleanup_mnt+0x222/0x3d0 fs/namespace.c:1254\n task_work_run+0x14d/0x240 kernel/task_work.c:179\n resume_user_mode_work include/linux/resume_user_mode.h:49 [inline]\n exit_to_user_mode_loop kernel/entry/common.c:171 [inline]\n exit_to_user_mode_prepare+0x210/0x240 kernel/entry/common.c:204\n __syscall_exit_to_user_mode_work kernel/entry/common.c:285 [inline]\n syscall_exit_to_user_mode+0x1d/0x60 kernel/entry/common.c:296\n do_syscall_64+0x44/0xb0 arch/x86/entry/common.c:86\n entry_SYSCALL_64_after_hwframe+0x63/0xcd\n\nIn f2fs_put_super(), it tries to do sanity check on dirty and IO\nreference count of f2fs, once there is any reference count leak,\nit will trigger panic.\n\nThe root case is, during f2fs_put_super(), if there is any IO error\nin f2fs_wait_on_all_pages(), we missed to truncate meta_inode's page\ncache later, result in panic, fix this case."
}
],
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{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"fs/f2fs/super.c"
],
"versions": [
{
"version": "20872584b8c0b006c007da9588a272c9e28d2e18",
"lessThan": "eb42e1862aa7934c2c21890097ce4993c5e0d192",
"status": "affected",
"versionType": "git"
},
{
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"lessThan": "10b2a6c0dade67b5a2b2d17fb75c457ea1985fad",
"status": "affected",
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{
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"lessThan": "a4639380bbe66172df329f8b54aa7d2e943f0f64",
"status": "affected",
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},
{
"version": "0e2577074b459bba7f4016f4d725ede37d48bb22",
"status": "affected",
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},
{
"version": "6.4.16",
"lessThan": "6.5",
"status": "affected",
"versionType": "semver"
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]
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"programFiles": [
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],
"versions": [
{
"version": "6.5",
"status": "affected"
},
{
"version": "0",
"lessThan": "6.5",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.5.12",
"lessThanOrEqual": "6.5.*",
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},
{
"version": "6.6.2",
"lessThanOrEqual": "6.6.*",
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},
{
"version": "6.7",
"lessThanOrEqual": "*",
"status": "unaffected",
"versionType": "original_commit_for_fix"
}
]
}
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"cpeApplicability": [
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"operator": "OR",
"negate": false,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"references": [
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"url": "https://git.kernel.org/stable/c/eb42e1862aa7934c2c21890097ce4993c5e0d192"
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{
"url": "https://git.kernel.org/stable/c/10b2a6c0dade67b5a2b2d17fb75c457ea1985fad"
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{
"url": "https://git.kernel.org/stable/c/a4639380bbe66172df329f8b54aa7d2e943f0f64"
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"title": "f2fs: fix to drop meta_inode's page cache in f2fs_put_super()",
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"content": {
"id": "CVE-2023-52848",
"role": "CISA Coordinator",
"options": [
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"version": "2.0.3",
"timestamp": "2024-05-21T17:54:45.651350Z"
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"dateUpdated": "2024-08-02T23:11:35.923Z"
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"title": "CVE Program Container",
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