What’s Vulnerable › Vulnerabilities

CVE-2022-48650: scsi: qla2xxx: Fix memory leak in __qlt_24xx_handle_abts()

• Severity: medium (CVSS 4.7 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-04-28 · updated 2026-09-14
• Weakness: CWE-401

Description

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Fix memory leak in __qlt_24xx_handle_abts() Commit 8f394da36a36 ("scsi: qla2xxx: Drop TARGET_SCF_LOOKUP_LUN_FROM_TAG") made the __qlt_24xx_handle_abts() function return early if tcm_qla2xxx_find_cmd_by_tag() didn't find a command, but it missed to clean up the allocated memory for the management command.

Affected products

• Linux kernel: from 5.11 before 5.15.71; from 5.16 before 5.19.12; 6.0-rc1, 6.0-rc2, 6.0-rc3, 6.0-rc4, 6.0-rc5, 6.0-rc6 — fixed in 5.15.71, 5.19.12

How to fix

Upgrade to a fixed version: Linux kernel 5.15.71, 5.19.12. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/29a22a3d495c147117137719d2c39045c44ccebf
• https://git.kernel.org/stable/c/601be20fc6a1b762044d2398befffd6bf236cebf
• https://git.kernel.org/stable/c/6a4236ed47f5b0a57eb6b8fb1c351b15b3d341d7
• https://git.kernel.org/stable/c/89df49e561b4a8948521fc3f8a013012eaa08f82
• https://git.kernel.org/stable/c/601be20fc6a1b762044d2398befffd6bf236cebf
• https://git.kernel.org/stable/c/6a4236ed47f5b0a57eb6b8fb1c351b15b3d341d7
• https://git.kernel.org/stable/c/89df49e561b4a8948521fc3f8a013012eaa08f82

Get alerted when CVE-2022-48650 or the next vulnerability affects your stack