GHSA-CHJ4-GRXW-4PVW
Vulnerability from github – Published: 2025-10-07 18:31 – Updated: 2026-02-05 15:31In the Linux kernel, the following vulnerability has been resolved:
test_firmware: fix memory leak in test_firmware_init()
When misc_register() failed in test_firmware_init(), the memory pointed by test_fw_config->name is not released. The memory leak information is as follows: unreferenced object 0xffff88810a34cb00 (size 32): comm "insmod", pid 7952, jiffies 4294948236 (age 49.060s) hex dump (first 32 bytes): 74 65 73 74 2d 66 69 72 6d 77 61 72 65 2e 62 69 test-firmware.bi 6e 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 n............... backtrace: [] __kmalloc_node_track_caller+0x4b/0xc0 [] kstrndup+0x46/0xc0 [] __test_firmware_config_init+0x29/0x380 [test_firmware] [] 0xffffffffa040f068 [] do_one_initcall+0x141/0x780 [] do_init_module+0x1c3/0x630 [] load_module+0x623e/0x76a0 [] __do_sys_finit_module+0x181/0x240 [] do_syscall_64+0x39/0xb0 [] entry_SYSCALL_64_after_hwframe+0x63/0xcd
{
"affected": [],
"aliases": [
"CVE-2022-50529"
],
"database_specific": {
"cwe_ids": [
"CWE-401"
],
"github_reviewed": false,
"github_reviewed_at": null,
"nvd_published_at": "2025-10-07T16:15:36Z",
"severity": "MODERATE"
},
"details": "In the Linux kernel, the following vulnerability has been resolved:\n\ntest_firmware: fix memory leak in test_firmware_init()\n\nWhen misc_register() failed in test_firmware_init(), the memory pointed\nby test_fw_config-\u003ename is not released. The memory leak information is\nas follows:\nunreferenced object 0xffff88810a34cb00 (size 32):\n comm \"insmod\", pid 7952, jiffies 4294948236 (age 49.060s)\n hex dump (first 32 bytes):\n 74 65 73 74 2d 66 69 72 6d 77 61 72 65 2e 62 69 test-firmware.bi\n 6e 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 n...............\n backtrace:\n [\u003cffffffff81b21fcb\u003e] __kmalloc_node_track_caller+0x4b/0xc0\n [\u003cffffffff81affb96\u003e] kstrndup+0x46/0xc0\n [\u003cffffffffa0403a49\u003e] __test_firmware_config_init+0x29/0x380 [test_firmware]\n [\u003cffffffffa040f068\u003e] 0xffffffffa040f068\n [\u003cffffffff81002c41\u003e] do_one_initcall+0x141/0x780\n [\u003cffffffff816a72c3\u003e] do_init_module+0x1c3/0x630\n [\u003cffffffff816adb9e\u003e] load_module+0x623e/0x76a0\n [\u003cffffffff816af471\u003e] __do_sys_finit_module+0x181/0x240\n [\u003cffffffff89978f99\u003e] do_syscall_64+0x39/0xb0\n [\u003cffffffff89a0008b\u003e] entry_SYSCALL_64_after_hwframe+0x63/0xcd",
"id": "GHSA-chj4-grxw-4pvw",
"modified": "2026-02-05T15:31:07Z",
"published": "2025-10-07T18:31:08Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2022-50529"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/04dd47a2e169f2d4489636afa07ff0469aab49ab"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/0b5a89e8bce1ea43687742b4de8e216189ff94ac"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/357379d504c0c8b0834e206ad8c49e4b3c98ed4d"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/628de998a3abfffb3f9677d2fb39a1d5dcb32fdb"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/6dd5fbd243f19f087dc79481acb7d69fb57fea2c"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/7610615e8cdb3f6f5bbd9d8e7a5d8a63e3cabf2e"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/8d8c1d6a430f0aadb80036e2b1bc0a05f9fad247"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/ed5cbafaf7ce8b86f19998c00eb020c8d49b017f"
}
],
"schema_version": "1.4.0",
"severity": [
{
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
}
]
}
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.