CVE-2022-50289: ocfs2: fix memory leak in ocfs2_stack_glue_init()
Vulnerability summary
CVE-2022-50289 is a medium (CVSS 5.5) vulnerability in linux. EPSS estimates a 0.16% chance of exploitation in the next 30 days, higher than 5.5% of scored vulnerabilities.
Not severe (CVSS 5.5, local access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 5 · Related 5Timeline
- 15-09-2025PublishedVulnerability first disclosed.
- 11-05-2026Last modifiedVulnerability information updated.
Description
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
CVSS metrics
3 scores · 3 sources · 1 version- OSV · UbuntuEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
0.16%
Chance of exploitation in the next 30 days
Percentile
6%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.16% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: local access, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.
Ubuntu120 products
- linuxAll versions (No fix recorded) | < 4.15.0-208.220 | < 5.4.0-144.161 | < 5.15.0-69.76
- linux-allwinner-5.19All versions (No fix recorded)
- linux-awsAll versions (No fix recorded) | < 4.15.0-1153.166 | < 5.4.0-1097.105 | < 5.15.0-1033.37
- linux-aws-5.0All versions (No fix recorded)
- linux-aws-5.11All versions (No fix recorded)
Linux2 products
- linux≥ 3878f110f71a0971ff7acc15dd6db711b6ef37c6, < 0000281f019111526f7abccc61f2746d2eb626ca | ≥ 3878f110f71a0971ff7acc15dd6db711b6ef37c6, < 802abe2bc654e87334e6a0ab6c1adc2b6d5f6394 | ≥ 3878f110f71a0971ff7acc15dd6db711b6ef37c6, < b0822faebd79971617abd495beb2d6f5356b88bf | ≥ 3878f110f71a0971ff7acc15dd6db711b6ef37c6, < 7c8bf45cea9c8d6fb3e14d8cd5ae60e0372f39b7 | ≥ 3878f110f71a0971ff7acc15dd6db711b6ef37c6, < f5f2682d3a34dd8350bf63f232d885fd95f25b92 | ≥ 3878f110f71a0971ff7acc15dd6db711b6ef37c6, < 61d68cf2ba79128c48d4b3fa4d10c34dc18ba572 | ≥ 3878f110f71a0971ff7acc15dd6db711b6ef37c6, < 6f6c13776cbee4b6a515f4cd3b859f046be4f6f9 | ≥ 3878f110f71a0971ff7acc15dd6db711b6ef37c6, < 0b2128b70849f2728949babfc1c760096ef72f5d | ≥ 3878f110f71a0971ff7acc15dd6db711b6ef37c6, < 13b6269dd022aaa69ca8d1df374ab327504121cf | 2.6.26
- linux_kernel≥ 2.6.27, < 4.9.337 | ≥ 4.10, < 4.14.303 | ≥ 4.15, < 4.19.270 | ≥ 4.20, < 5.4.229 | ≥ 5.5, < 5.10.163 | ≥ 5.11, < 5.15.86 | ≥ 5.16, < 6.0.16 | ≥ 6.1, < 6.1.2 | 2.6.26 | 2.6.26:rc7 | 2.6.26:rc8 | 2.6.26:rc9
Debian1 product
- linux< 6.1.4-1
3 vendors · 123 products
