Bug 2435652 (CVE-2026-23022) - CVE-2026-23022 kernel: idpf: fix memory leak in idpf_vc_core_deinit()
Summary: CVE-2026-23022 kernel: idpf: fix memory leak in idpf_vc_core_deinit()
Keywords:
Status: NEW
Alias: CVE-2026-23022
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-01-31 12:01 UTC by OSIDB Bzimport
Modified: 2026-02-02 10:32 UTC (History)
0 users

Fixed In Version:
Clone Of:
Environment:
Last Closed:
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Description OSIDB Bzimport 2026-01-31 12:01:55 UTC
In the Linux kernel, the following vulnerability has been resolved:

idpf: fix memory leak in idpf_vc_core_deinit()

Make sure to free hw->lan_regs. Reported by kmemleak during reset:

unreferenced object 0xff1b913d02a936c0 (size 96):
  comm "kworker/u258:14", pid 2174, jiffies 4294958305
  hex dump (first 32 bytes):
    00 00 00 c0 a8 ba 2d ff 00 00 00 00 00 00 00 00  ......-.........
    00 00 40 08 00 00 00 00 00 00 25 b3 a8 ba 2d ff  ..@.......%...-.
  backtrace (crc 36063c4f):
    __kmalloc_noprof+0x48f/0x890
    idpf_vc_core_init+0x6ce/0x9b0 [idpf]
    idpf_vc_event_task+0x1fb/0x350 [idpf]
    process_one_work+0x226/0x6d0
    worker_thread+0x19e/0x340
    kthread+0x10f/0x250
    ret_from_fork+0x251/0x2b0
    ret_from_fork_asm+0x1a/0x30


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