CVE-2024-56645Missing Release of Memory after Effective Lifetime in Linux

Severity
5.5MEDIUMNVD
OSV8.8OSV7.8
EPSS
0.0%
top 99.36%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedDec 27
Latest updateAug 14

Description

In the Linux kernel, the following vulnerability has been resolved: can: j1939: j1939_session_new(): fix skb reference counting Since j1939_session_skb_queue() does an extra skb_get() for each new skb, do the same for the initial one in j1939_session_new() to avoid refcount underflow. [mkl: clean up commit message]

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 Packages6 packages

NVDlinux/linux_kernel5.45.4.287+6
Debianlinux/linux_kernel< 5.10.234-1+3
Ubuntulinux/linux_kernel< 5.4.0-211.231+2
CVEListV5linux/linux9d71dd0c70099914fcd063135da3c580865e924c224e606a8d8e8c7db94036272c47a37455667313+7
debiandebian/linux< linux 6.1.123-1 (bookworm)

Patches

🔴Vulnerability Details

38
OSV
linux-raspi-5.4 vulnerabilities2025-05-28
OSV
linux-raspi vulnerabilities2025-05-28
OSV
linux-raspi vulnerabilities2025-05-26
OSV
linux-raspi-realtime vulnerabilities2025-05-20
OSV
linux-gcp-5.15 vulnerabilities2025-04-28

📋Vendor Advisories

38
CISA ICS
Siemens Third-Party Components in SINEC OS2025-08-14
Ubuntu
Linux kernel (Raspberry Pi) vulnerabilities2025-05-28
Ubuntu
Linux kernel (Raspberry Pi) vulnerabilities2025-05-28
Ubuntu
Linux kernel (Raspberry Pi) vulnerabilities2025-05-26
Ubuntu
Linux kernel (Raspberry Pi Real-time) vulnerabilities2025-05-20