CVE-2024-56745 — Missing Release of Memory after Effective Lifetime in Linux
Severity
5.5MEDIUMNVD
OSV8.8OSV7.8
EPSS
0.0%
top 97.25%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedDec 29
Latest updateMay 26
Description
In the Linux kernel, the following vulnerability has been resolved:
PCI: Fix reset_method_store() memory leak
In reset_method_store(), a string is allocated via kstrndup() and assigned
to the local "options". options is then used in with strsep() to find
spaces:
while ((name = strsep(&options, " ")) != NULL) {
If there are no remaining spaces, then options is set to NULL by strsep(),
so the subsequent kfree(options) doesn't free the memory allocated via
kstrndup().
Fix by using a separate t…
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