The vulnerability of the mbox_test_probe() function in the drivers/mailbox/mailbox-test.c file of the Linux kernel’s mailbox driver module allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.
🗓️ 04 Sep 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 3 Views
| Reporter | Title | Published | Views | Family All 101 |
|---|---|---|---|---|
 | CVE-2026-53296 | 26 Jun 202619:40 | – | attackerkb |
 | CVE-2026-53296 | 6 Jul 202606:52 | – | circl |
 | CVE-2026-53296 | 26 Jun 202619:40 | – | cve |
 | CVE-2026-53296 mailbox: mailbox-test: free channels on probe error | 26 Jun 202619:40 | – | cvelist |
 | [SECURITY] [DLA 4664-1] linux security update | 3 Jul 202615:51 | – | debian |
| [SECURITY] [DLA 4665-1] linux security update | 3 Jul 202618:38 | – | debian |
| [SECURITY] [DLA 4671-1] linux-6.1 security update | 5 Jul 202618:24 | – | debian |
 | CVE-2026-53296 | 26 Jun 202619:40 | – | debiancve |
 | Debian dla-4664 : ata-modules-5.10.0-43-armmp-di - security update | 3 Jul 202600:00 | – | nessus |
| Debian dla-4665 : affs-modules-6.1.0-48-4kc-malta-di - security update | 3 Jul 202600:00 | – | nessus |
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04 Sep 2026 00:00Current
5.3Medium risk
Vulners AI Score5.3
CVSS 26.8
CVSS 37.8
EPSS0.00129