CVE-2022-50451
- Source
- https://cve.org/CVERecord?id=CVE-2022-50451
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-50451.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2022-50451
- Downstream
- Published
- 2025-10-01T11:45:24.652Z
- Modified
- 2026-07-08T07:33:44.140718162Z
- Summary
- fs/ntfs3: Fix memory leak on ntfs_fill_super() error path
- Details
-
In the Linux kernel, the following vulnerability has been resolved:
fs/ntfs3: Fix memory leak on ntfsfillsuper() error path
syzbot reported kmemleak as below:
BUG: memory leak unreferenced object 0xffff8880122f1540 (size 32): comm "a.out", pid 6664, jiffies 4294939771 (age 25.500s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 ed ff ed ff 00 00 00 00 ................ backtrace: [<ffffffff81b16052>] ntfsinitfscontext+0x22/0x1c0 [<ffffffff8164aaa7>] allocfscontext+0x217/0x430 [<ffffffff81626dd4>] pathmount+0x704/0x1080 [<ffffffff81627e7c>] __x64sysmount+0x18c/0x1d0 [<ffffffff84593e14>] dosyscall64+0x34/0xb0 [<ffffffff84600087>] entrySYSCALL64afterhwframe+0x63/0xcd
This patch fixes this issue by freeing mount options on error path of ntfsfillsuper().
- Database specific
{ "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50451.json", "cna_assigner": "Linux" }- References
-
- https://git.kernel.org/stable/c/2600c80ea7b39f987c3fa89287e73d62e322bbbd
- https://git.kernel.org/stable/c/2dd9ccfb06bcdad30ad92d96c3affa38a458679e
- https://git.kernel.org/stable/c/51e76a232f8c037f1d9e9922edc25b003d5f3414
- https://git.kernel.org/stable/c/ff0df7d9cdbb12878155168b5234e99029e5377f
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50451.json
- https://nvd.nist.gov/vuln/detail/CVE-2022-50451
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Affected packages
Git / git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Affected ranges
- Type
- GIT
- Repo
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- Events
-
Introduced4534a70b7056fd4b9a1c6db5a4ce3c98546b291eFixed2dd9ccfb06bcdad30ad92d96c3affa38a458679eFixedff0df7d9cdbb12878155168b5234e99029e5377fFixed2600c80ea7b39f987c3fa89287e73d62e322bbbdFixed51e76a232f8c037f1d9e9922edc25b003d5f3414