CVE-2022-50376
orangefs: Fix kmemleak in orangefs_{kernel,client}_debug_init()
- Published
- Updated
- Reserved
- Assigned by
- Linux
Description
In the Linux kernel, the following vulnerability has been resolved: orangefs: Fix kmemleak in orangefs_{kernel,client}_debug_init() When insert and remove the orangefs module, there are memory leaked as below: unreferenced object 0xffff88816b0cc000 (size 2048): comm "insmod", pid 783, jiffies 4294813439 (age 65.512s) hex dump (first 32 bytes): 6e 6f 6e 65 0a 00 00 00 00 00 00 00 00 00 00 00 none............ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000031ab7788>] kmalloc_trace+0x27/0xa0 [<000000005b405fee>] orangefs_debugfs_init.cold+0xaf/0x17f [<00000000e5a0085b>] 0xffffffffa02780f9 [<000000004232d9f7>] do_one_initcall+0x87/0x2a0 [<0000000054f22384>] do_init_module+0xdf/0x320 [<000000003263bdea>] load_module+0x2f98/0x3330 [<0000000052cd4153>] __do_sys_finit_module+0x113/0x1b0 [<00000000250ae02b>] do_syscall_64+0x35/0x80 [<00000000f11c03c7>] entry_SYSCALL_64_after_hwframe+0x46/0xb0 Use the golbal variable as the buffer rather than dynamic allocate to slove the problem.
Timeline
ID reserved
By Linux
- 1 day later
· 1 day later
Published
- 11 months later
· 11 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| NVDNVD · Modified | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.16% · top 95% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Weakness
Affected products
- affected 274dcf55bd4ab12af1cc1d3b77416285bef8ebf4 – < bdc2d33fa2324b1f5ab5b701cda45ee0b2384409
- affected 274dcf55bd4ab12af1cc1d3b77416285bef8ebf4 – < a076490b0211990ec6764328c22cb744dd782bd9
- affected 274dcf55bd4ab12af1cc1d3b77416285bef8ebf4 – < c8853267289c55b1acbe4dc3641374887584834d
- affected 274dcf55bd4ab12af1cc1d3b77416285bef8ebf4 – < 786e5296f9e3b045d5ff9098514ce7b8ba1d890d
- affected 274dcf55bd4ab12af1cc1d3b77416285bef8ebf4 – < 0cd303aad220fafa595e0ed593e99aa51b90412b
- affected 274dcf55bd4ab12af1cc1d3b77416285bef8ebf4 – < 31720a2b109b3080eb77e97b8f6f50a27b4ae599
- affected 4.6
- unaffected < 4.6
- unaffected 5.4.229 – ≤ 5.4.*
- unaffected 5.10.163 – ≤ 5.10.*
- unaffected 5.15.86 – ≤ 5.15.*
- unaffected 6.0.16 – ≤ 6.0.*
- unaffected 6.1.2 – ≤ 6.1.*
- unaffected 6.2 – ≤ *
References (6)
- https://git.kernel.org/stable/c/bdc2d33fa2324b1f5ab5b701cda45ee0b2384409 (opens in a new tab)
- https://git.kernel.org/stable/c/a076490b0211990ec6764328c22cb744dd782bd9 (opens in a new tab)
- https://git.kernel.org/stable/c/c8853267289c55b1acbe4dc3641374887584834d (opens in a new tab)
- https://git.kernel.org/stable/c/786e5296f9e3b045d5ff9098514ce7b8ba1d890d (opens in a new tab)
- https://git.kernel.org/stable/c/0cd303aad220fafa595e0ed593e99aa51b90412b (opens in a new tab)
- https://git.kernel.org/stable/c/31720a2b109b3080eb77e97b8f6f50a27b4ae599 (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2022-50376)Record last updated .