CVE-2022-50289
What it is
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. 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+0x63/0xcd
At a glance
- Exploitability
- Can be exploited locally on the machine with a low-privilege account. High risk of service disruption.
- Exploit odds
- 0.2% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.2% in the next 30 days (EPSS).
- Severity: 5.5 MEDIUM (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.2% · EPSS, next 30 days
- Weakness
- CWE-401
- Record status
- Analyzed
Affected
- Linux Kernel < 4.9.337
- Linux Kernel < 4.14.303
- Linux Kernel < 4.19.270
- Linux Kernel < 5.4.229
- Linux Kernel < 5.10.163
- Linux Kernel < 5.15.86
- Linux Kernel < 6.0.16
- Linux Kernel < 6.1.2
Attack profile CVSS 3.1 · 5.5
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Raw vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2022-50289.md and follow it. Check whether this project is affected by CVE-2022-50289. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- 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
References
- 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