CVE-2023-54153 (CNNVD-202512-4421)
中文标题:
Linux kernel 安全漏洞
英文标题:
ext4: turn quotas off if mount failed after enabling quotas
漏洞描述
中文描述:
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,该漏洞源于未关闭配额,可能导致内存泄露。
英文描述:
In the Linux kernel, the following vulnerability has been resolved: ext4: turn quotas off if mount failed after enabling quotas Yi found during a review of the patch "ext4: don't BUG on inconsistent journal feature" that when ext4_mark_recovery_complete() returns an error value, the error handling path does not turn off the enabled quotas, which triggers the following kmemleak: ================================================================ unreferenced object 0xffff8cf68678e7c0 (size 64): comm "mount", pid 746, jiffies 4294871231 (age 11.540s) hex dump (first 32 bytes): 00 90 ef 82 f6 8c ff ff 00 00 00 00 41 01 00 00 ............A... c7 00 00 00 bd 00 00 00 0a 00 00 00 48 00 00 00 ............H... backtrace: [<00000000c561ef24>] __kmem_cache_alloc_node+0x4d4/0x880 [<00000000d4e621d7>] kmalloc_trace+0x39/0x140 [<00000000837eee74>] v2_read_file_info+0x18a/0x3a0 [<0000000088f6c877>] dquot_load_quota_sb+0x2ed/0x770 [<00000000340a4782>] dquot_load_quota_inode+0xc6/0x1c0 [<0000000089a18bd5>] ext4_enable_quotas+0x17e/0x3a0 [ext4] [<000000003a0268fa>] __ext4_fill_super+0x3448/0x3910 [ext4] [<00000000b0f2a8a8>] ext4_fill_super+0x13d/0x340 [ext4] [<000000004a9489c4>] get_tree_bdev+0x1dc/0x370 [<000000006e723bf1>] ext4_get_tree+0x1d/0x30 [ext4] [<00000000c7cb663d>] vfs_get_tree+0x31/0x160 [<00000000320e1bed>] do_new_mount+0x1d5/0x480 [<00000000c074654c>] path_mount+0x22e/0xbe0 [<0000000003e97a8e>] do_mount+0x95/0xc0 [<000000002f3d3736>] __x64_sys_mount+0xc4/0x160 [<0000000027d2140c>] do_syscall_64+0x3f/0x90 ================================================================ To solve this problem, we add a "failed_mount10" tag, and call ext4_quota_off_umount() in this tag to release the enabled qoutas.
CWE类型:
标签:
受影响产品
| 厂商 | 产品 | 版本 | 版本范围 | 平台 | CPE |
|---|---|---|---|---|---|
| Linux | Linux | 60e2824ab30a19c7aaf5a3932bc155d18b2cd816 | - | - |
cpe:2.3:a:linux:linux:60e2824ab30a19c7aaf5a3932bc155d18b2cd816:*:*:*:*:*:*:*
|
| Linux | Linux | a6d49257cbe53c7bca1a0353a6443f53cbed9cc7 | - | - |
cpe:2.3:a:linux:linux:a6d49257cbe53c7bca1a0353a6443f53cbed9cc7:*:*:*:*:*:*:*
|
| Linux | Linux | 2e7312ddaf629eecf4702b662da477a3bc39c31a | - | - |
cpe:2.3:a:linux:linux:2e7312ddaf629eecf4702b662da477a3bc39c31a:*:*:*:*:*:*:*
|
| Linux | Linux | d558851e5ff443b020245b7a1a455c55accf740b | - | - |
cpe:2.3:a:linux:linux:d558851e5ff443b020245b7a1a455c55accf740b:*:*:*:*:*:*:*
|
| Linux | Linux | 5.9 | - | - |
cpe:2.3:a:linux:linux:5.9:*:*:*:*:*:*:*
|
解决方案
中文解决方案:
英文解决方案:
临时解决方案:
CVSS评分详情
时间信息
利用信息
数据源详情
| 数据源 | 记录ID | 版本 | 提取时间 |
|---|---|---|---|
| CVE | cve_CVE-2023-54153 |
2025-12-25 02:03:30 | 2026-01-12 02:09:19 |
| NVD | nvd_CVE-2023-54153 |
2025-12-30 04:12:18 | 2026-01-12 02:27:08 |
| CNNVD | cnnvd_CNNVD-202512-4421 |
2026-01-11 06:15:04 | 2026-01-12 02:38:05 |
版本与语言
安全公告
变更历史
查看详细变更
- vulnerability_type: 未提取 -> 其他
- severity: SeverityLevel.MEDIUM -> SeverityLevel.UNKNOWN
- cvss_score: 未提取 -> 0.0
- cnnvd_id: 未提取 -> CNNVD-202512-4421
- data_sources: ['cve', 'nvd'] -> ['cnnvd', 'cve', 'nvd']
查看详细变更
- data_sources: ['cve'] -> ['cve', 'nvd']