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CVE-2023-52804— fs/jfs: Add validity check for db_maxag and db_agpref

EPSS 0.02% · P4
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I. Basic Information for CVE-2023-52804

Vulnerability Information
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Vulnerability Title
fs/jfs: Add validity check for db_maxag and db_agpref
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: fs/jfs: Add validity check for db_maxag and db_agpref Both db_maxag and db_agpref are used as the index of the db_agfree array, but there is currently no validity check for db_maxag and db_agpref, which can lead to errors. The following is related bug reported by Syzbot: UBSAN: array-index-out-of-bounds in fs/jfs/jfs_dmap.c:639:20 index 7936 is out of range for type 'atomic_t[128]' Add checking that the values of db_maxag and db_agpref are valid indexes for the db_agfree array.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于fs/jfs模块db_maxag和db_agpref的有效性存在问题。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
LinuxLinux 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 ~ a0649e2dd4a3595b5595a29d0064d047c2fae2fb -
LinuxLinux 2.6.12 -

II. Public POCs for CVE-2023-52804

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III. Intelligence Information for CVE-2023-52804

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Same Patch Batch · Linux · 2024-05-21 · 361 CVEs total

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CVE-2023-52754media: imon: fix access to invalid resource for the second interface
CVE-2023-52753drm/amd/display: Avoid NULL dereference of timing generator
CVE-2023-52752smb: client: fix use-after-free bug in cifs_debug_data_proc_show()
CVE-2023-52751smb: client: fix use-after-free in smb2_query_info_compound()
CVE-2023-52750arm64: Restrict CPU_BIG_ENDIAN to GNU as or LLVM IAS 15.x or newer
CVE-2023-52749spi: Fix null dereference on suspend
CVE-2023-52748f2fs: avoid format-overflow warning
CVE-2022-48710drm/radeon: fix a possible null pointer dereference
CVE-2021-47432lib/generic-radix-tree.c: Don't overflow in peek()
CVE-2023-52743ice: Do not use WQ_MEM_RECLAIM flag for workqueue
CVE-2023-52737btrfs: lock the inode in shared mode before starting fiemap
CVE-2023-52738drm/amdgpu/fence: Fix oops due to non-matching drm_sched init/fini
CVE-2023-52740powerpc/64s/interrupt: Fix interrupt exit race with security mitigation switch
CVE-2023-52739Fix page corruption caused by racy check in __free_pages
CVE-2023-52741cifs: Fix use-after-free in rdata->read_into_pages()
CVE-2023-52744RDMA/irdma: Fix potential NULL-ptr-dereference
CVE-2023-52745IB/IPoIB: Fix legacy IPoIB due to wrong number of queues

Showing top 20 of 361 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

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