CVE-2023-53261 — Missing Release of Memory after Effective Lifetime in Linux
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 93.21%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedSep 15
Description
In the Linux kernel, the following vulnerability has been resolved:
coresight: Fix memory leak in acpi_buffer->pointer
There are memory leaks reported by kmemleak:
...
unreferenced object 0xffff00213c141000 (size 1024):
comm "systemd-udevd", pid 2123, jiffies 4294909467 (age 6062.160s)
hex dump (first 32 bytes):
04 00 00 00 02 00 00 00 18 10 14 3c 21 00 ff ff ...........] __kmem_cache_alloc_node+0x2f8/0x348
[] __kmalloc+0x58/0x108
[] acpi_os_allocate+0x2c/0x68
[] acpi_ut_initialize_buffer+0x54…
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6
Affected Packages5 packages
▶CVEListV5linux/linux76ffa5ab5b79c250b9744b7f8bdd835db426a1ae — d1b60e7c9fee34eaedf1fc4e0471f75b33f83a4a+2
Patches
🔴Vulnerability Details
2GHSA▶
GHSA-5qhg-ffc9-x697: In the Linux kernel, the following vulnerability has been resolved:
coresight: Fix memory leak in acpi_buffer->pointer
There are memory leaks report↗2025-09-15
OSV▶
CVE-2023-53261: In the Linux kernel, the following vulnerability has been resolved: coresight: Fix memory leak in acpi_buffer->pointer There are memory leaks reported↗2025-09-15