nilfs2: fix kernel bug on rename operation of broken directory
Syzbot reported that in rename directory operation on broken directory on
nilfs2, __block_write_begin_int() called to prepare block write may fail
BUG_ON check for access exceeding the folio/page size.
This is because nilfs_dotdot(), which gets parent directory reference
entry ("..") of the directory to be moved or renamed, does not check
consistency enough, and may return location exceeding folio/page size for
broken directories.
Fix this issue by checking required directory entries ("." and "..") in
the first chunk of the directory in nilfs_dotdot().
Metrics
Affected Vendors & Products
Source | ID | Title |
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DLA-4008-1 | linux-6.1 security update |
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DSA-5747-1 | linux security update |
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USN-7003-1 | Linux kernel vulnerabilities |
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USN-7003-2 | Linux kernel vulnerabilities |
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USN-7003-3 | Linux kernel vulnerabilities |
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USN-7003-4 | Linux kernel vulnerabilities |
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USN-7003-5 | Linux kernel vulnerabilities |
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USN-7006-1 | Linux kernel vulnerabilities |
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USN-7007-1 | Linux kernel vulnerabilities |
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USN-7007-2 | Linux kernel vulnerabilities |
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USN-7007-3 | Linux kernel vulnerabilities |
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USN-7009-1 | Linux kernel vulnerabilities |
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USN-7009-2 | Linux kernel vulnerabilities |
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USN-7019-1 | Linux kernel vulnerabilities |
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USN-7089-1 | Linux kernel vulnerabilities |
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USN-7089-2 | Linux kernel vulnerabilities |
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USN-7089-3 | Linux kernel vulnerabilities |
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USN-7089-4 | Linux kernel vulnerabilities |
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USN-7089-5 | Linux kernel vulnerabilities |
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USN-7089-6 | Linux kernel vulnerabilities |
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USN-7089-7 | Linux kernel (Low Latency) vulnerabilities |
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USN-7090-1 | Linux kernel vulnerabilities |
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USN-7095-1 | Linux kernel vulnerabilities |
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USN-7156-1 | Linux kernel (GKE) vulnerabilities |
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
Tue, 07 Oct 2025 16:30:00 +0000
Type | Values Removed | Values Added |
---|---|---|
Weaknesses | NVD-CWE-noinfo | |
CPEs | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:6.10:rc1:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:6.10:rc2:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:6.10:rc3:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:6.10:rc4:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:6.10:rc5:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:6.10:rc6:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:6.10:rc7:*:*:*:*:*:* |
Fri, 20 Dec 2024 20:15:00 +0000
Type | Values Removed | Values Added |
---|---|---|
Metrics |
ssvc
|
Thu, 12 Sep 2024 20:30:00 +0000
Type | Values Removed | Values Added |
---|---|---|
Metrics |
ssvc
|
Wed, 11 Sep 2024 13:30:00 +0000
Type | Values Removed | Values Added |
---|---|---|
Metrics |
ssvc
|
Fri, 30 Aug 2024 10:45:00 +0000
Type | Values Removed | Values Added |
---|---|---|
Weaknesses | CWE-99 |

Status: PUBLISHED
Assigner: Linux
Published:
Updated: 2025-05-04T09:20:34.460Z
Reserved: 2024-07-12T12:17:45.619Z
Link: CVE-2024-41034

Updated: 2024-08-02T04:39:56.078Z

Status : Analyzed
Published: 2024-07-29T15:15:11.990
Modified: 2025-10-07T16:29:40.067
Link: CVE-2024-41034


Updated: 2025-07-13T11:22:07Z