cbcvebase.
CVE-2023-53078
published 2025-05-02

CVE-2023-53078: In the Linux kernel, the following vulnerability has been resolved: scsi: scsi_dh_alua: Fix memleak for 'qdata' in alua_activate() If alua_rtpg_queue() failed…

PriorityP418medium5.5CVSS 3.1
AVLACLPRLUINSUCNINAH
EPSS
0.19%
8.8th percentile
In the Linux kernel, the following vulnerability has been resolved: scsi: scsi_dh_alua: Fix memleak for 'qdata' in alua_activate() If alua_rtpg_queue() failed from alua_activate(), then 'qdata' is not freed, which will cause following memleak: unreferenced object 0xffff88810b2c6980 (size 32): comm "kworker/u16:2", pid 635322, jiffies 4355801099 (age 1216426.076s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 40 39 24 c1 ff ff ff ff 00 f8 ea 0a 81 88 ff ff @9$............. backtrace: [] alua_activate+0xb0/0x320 [] scsi_dh_activate+0xb2/0x140 [] activate_path_work+0xc6/0xe0 [dm_multipath] [] process_one_work+0x3c5/0x730 [] worker_thread+0x93/0x650 [] kthread+0x1ba/0x210 [] ret_from_fork+0x22/0x30 Fix the problem by freeing 'qdata' in error path.

Affected

29 ranges· showing 25
VendorProductVersion rangeFixed in
debianlinux< linux 6.1.25-1 (bookworm)linux 6.1.25-1 (bookworm)
linuxlinux——
linuxlinux——
linuxlinux——
linuxlinux>= 4.10.9 < 4.114.11
linuxlinux>= 4.9.21 < 4.104.10
linuxlinux>= 625fe857e4fac6518716f3c0ff5e5deb8ec6d238 < 123483df146492ca22b503ae6dacc2ce7c3a3974123483df146492ca22b503ae6dacc2ce7c3a3974
linuxlinux>= 625fe857e4fac6518716f3c0ff5e5deb8ec6d238 < c110051d335ef7f62ad33474b0c23997fee5bfb5c110051d335ef7f62ad33474b0c23997fee5bfb5
linuxlinux>= 625fe857e4fac6518716f3c0ff5e5deb8ec6d238 < 5c4d71424df34fc23dc5336d09394ce68c8495425c4d71424df34fc23dc5336d09394ce68c849542
linuxlinux>= 625fe857e4fac6518716f3c0ff5e5deb8ec6d238 < c09cdf6eb815ee35e55d6c50ac7f63db58bd20b8c09cdf6eb815ee35e55d6c50ac7f63db58bd20b8
linuxlinux>= 625fe857e4fac6518716f3c0ff5e5deb8ec6d238 < 9311e7a554dffd3823499e309a8b86a5cd1540e59311e7a554dffd3823499e309a8b86a5cd1540e5
linuxlinux>= 625fe857e4fac6518716f3c0ff5e5deb8ec6d238 < 1c55982beb80c7d3c30278fc6cfda8496a31dbe61c55982beb80c7d3c30278fc6cfda8496a31dbe6
linuxlinux>= 625fe857e4fac6518716f3c0ff5e5deb8ec6d238 < 0d89254a4320eb7de0970c478172f764125c63550d89254a4320eb7de0970c478172f764125c6355
linuxlinux>= 625fe857e4fac6518716f3c0ff5e5deb8ec6d238 < a13faca032acbf2699293587085293bdfaafc8aea13faca032acbf2699293587085293bdfaafc8ae
linuxlinux_kernel——
linuxlinux_kernel——
linuxlinux_kernel>= 0 < 5.10.178-15.10.178-1
linuxlinux_kernel>= 0 < 6.1.25-16.1.25-1
linuxlinux_kernel>= 0 < 6.1.25-16.1.25-1
linuxlinux_kernel>= 0 < 6.1.25-16.1.25-1
linuxlinux_kernel>= 4.10.9 < 4.114.11
linuxlinux_kernel>= 4.11.1 < 4.14.3124.14.312
linuxlinux_kernel>= 4.15 < 4.19.2804.19.280
linuxlinux_kernel>= 4.20 < 5.4.2405.4.240
linuxlinux_kernel>= 4.9.21 < 4.104.10

CVSS provenance

nvdv3.15.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
osv5.5MEDIUM
vendor_debian5.5MEDIUM
vendor_redhat5.5MEDIUM
Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.