CVE-2022-50289
Estado: AnalizadaMedia (5.5)—
In the Linux kernel, the following vulnerability has been resolved:
ocfs2: fix memory leak in ocfs2_stack_glue_init()
ocfs2_table_header should be free in ocfs2_stack_glue_init() if ocfs2_sysfs_init() failed, otherwise kmemleak will report memleak.
Detalles técnicos trazas, registros y código del informe original
BUG: memory leak
unreferenced object 0xffff88810eeb5800 (size 128):
comm "modprobe", pid 4507, jiffies 4296182506 (age 55.888s)
hex dump (first 32 bytes):
c0 40 14 a0 ff ff ff ff 00 00 00 00 01 00 00 00 .@..............
01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
backtrace:
[<000000001e59e1cd>] __register_sysctl_table+0xca/0xef0
[<00000000c04f70f7>] 0xffffffffa0050037
[<000000001bd12912>] do_one_initcall+0xdb/0x480
[<0000000064f766c9>] do_init_module+0x1cf/0x680
[<000000002ba52db0>] load_module+0x6441/0x6f20
[<000000009772580d>] __do_sys_finit_module+0x12f/0x1c0
[<00000000380c1f22>] do_syscall_64+0x3f/0x90
[<000000004cf473bc>] entry_SYSCALL_64_after_hwframe+0x63/0xcdCVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Puntuación base: 5.5
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.16%
- Percentil entre todas las CVEs puntuadas: 5
- Fecha de la puntuación: 5/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
Tecnologías afectadas (1)
CWE
- CWE-401
Referencias
- https://git.kernel.org/stable/c/0000281f019111526f7abccc61f2746d2eb626ca
- https://git.kernel.org/stable/c/0b2128b70849f2728949babfc1c760096ef72f5d
- https://git.kernel.org/stable/c/13b6269dd022aaa69ca8d1df374ab327504121cf
- https://git.kernel.org/stable/c/61d68cf2ba79128c48d4b3fa4d10c34dc18ba572
- https://git.kernel.org/stable/c/6f6c13776cbee4b6a515f4cd3b859f046be4f6f9
- https://git.kernel.org/stable/c/7c8bf45cea9c8d6fb3e14d8cd5ae60e0372f39b7
- https://git.kernel.org/stable/c/802abe2bc654e87334e6a0ab6c1adc2b6d5f6394
- https://git.kernel.org/stable/c/b0822faebd79971617abd495beb2d6f5356b88bf
- https://git.kernel.org/stable/c/f5f2682d3a34dd8350bf63f232d885fd95f25b92
JSON original (NVD)
Mostrar
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nocfs2: fix memory leak in ocfs2_stack_glue_init()\n\nocfs2_table_header should be free in ocfs2_stack_glue_init() if\nocfs2_sysfs_init() failed, otherwise kmemleak will report memleak.\n\nBUG: memory leak\nunreferenced object 0xffff88810eeb5800 (size 128):\n comm \"modprobe\", pid 4507, jiffies 4296182506 (age 55.888s)\n hex dump (first 32 bytes):\n c0 40 14 a0 ff ff ff ff 00 00 00 00 01 00 00 00 .@..............\n 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................\n backtrace:\n [<000000001e59e1cd>] __register_sysctl_table+0xca/0xef0\n [<00000000c04f70f7>] 0xffffffffa0050037\n [<000000001bd12912>] do_one_initcall+0xdb/0x480\n [<0000000064f766c9>] do_init_module+0x1cf/0x680\n [<000000002ba52db0>] load_module+0x6441/0x6f20\n [<000000009772580d>] __do_sys_finit_module+0x12f/0x1c0\n [<00000000380c1f22>] do_syscall_64+0x3f/0x90\n [<000000004cf473bc>] entry_SYSCALL_64_after_hwframe+0x63/0xcd"
}
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