CVE-2026-23023
Linux Kernel vulnerability analysis and mitigation

In the Linux kernel, the following vulnerability has been resolved:

idpf: fix memory leak in idpf_vport_rel()

Free vport->rx_ptype_lkup in idpf_vport_rel() to avoid leaking memory during a reset. Reported by kmemleak:

unreferenced object 0xff450acac838a000 (size 4096): comm "kworker/u258:5", pid 7732, jiffies 4296830044 hex dump (first 32 bytes): 00 00 00 00 00 10 00 00 00 10 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 10 00 00 00 00 00 00 ................ backtrace (crc 3da81902): __kmalloc_cache_noprof+0x469/0x7a0 idpf_send_get_rx_ptype_msg+0x90/0x570 [idpf] idpf_init_task+0x1ec/0x8d0 [idpf] process_one_work+0x226/0x6d0 worker_thread+0x19e/0x340 kthread+0x10f/0x250 ret_from_fork+0x251/0x2b0 ret_from_fork_asm+0x1a/0x30


SourceNVD

Related Linux Kernel vulnerabilities:

CVE ID

Severity

Score

Technologies

Component name

CISA KEV exploit

Has fix

Published date

CVE-2026-31427HIGH7.8
  • Linux KernelLinux Kernel
  • kernel-rt-core
NoYesApr 13, 2026
CVE-2026-31428MEDIUM5.5
  • Linux KernelLinux Kernel
  • linux-azure-fde-6.14
NoYesApr 13, 2026
CVE-2026-31426MEDIUM5.5
  • Linux KernelLinux Kernel
  • linux-azure-6.17
NoYesApr 13, 2026
CVE-2026-31424MEDIUM5.5
  • Linux KernelLinux Kernel
  • kernel-rt-modules
NoYesApr 13, 2026
CVE-2026-31425N/AN/A
  • Linux KernelLinux Kernel
  • linux-gcp
NoYesApr 13, 2026

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