CVE-2024-50126 — Use After Free in Linux

CWE-416 — Use After Free30 documents7 sources
Severity
7.8HIGHNVD
OSV8.8
EPSS
0.0%
top 94.02%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
6
LinuxLinux KernelDebian Linux+3 more
Timeline
PublishedNov 5
Latest updateMay 26

Description

In the Linux kernel, the following vulnerability has been resolved: net: sched: use RCU read-side critical section in taprio_dump() Fix possible use-after-free in 'taprio_dump()' by adding RCU read-side critical section there. Never seen on x86 but found on a KASAN-enabled arm64 system when investigating https://syzkaller.appspot.com/bug?extid=b65e0af58423fc8a73aa: [T15862] BUG: KASAN: slab-use-after-free in taprio_dump+0xa0c/0xbb0 [T15862] Read of size 4 at addr ffff0000d4bb88f8 by task repr…

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages8 packages

▶NVDlinux/linux_kernel6.1 — 6.6.59+2
▶Debianlinux/linux_kernel< 6.1.119-1+2
▶Ubuntulinux/linux_kernel< 6.8.0-58.60+1

Patches

Patch: git.kernel.org ↗Patch: git.kernel.org ↗Patch: git.kernel.org ↗

🔴Vulnerability Details

14
OSV
linux-raspi vulnerabilities↗2025-05-26
▶
OSV
linux-raspi-realtime vulnerabilities↗2025-05-20
▶
OSV
linux-azure-nvidia vulnerabilities↗2025-04-28
▶
OSV
linux-hwe-6.8 vulnerabilities↗2025-04-24
▶
OSV
linux, linux-aws, linux-azure, linux-azure-6.8, linux-ibm, linux-lowlatency, linux-lowlatency-hwe-6.8, linux-nvidia, linux-nvidia-6.8, linux-nvidia-lowlatency, linux-oem-6.8, linux-oracle, linux-oracl↗2025-04-23
▶

📋Vendor Advisories

15
Ubuntu
Linux kernel (Raspberry Pi) vulnerabilities↗2025-05-26
▶
Ubuntu
Linux kernel (Raspberry Pi Real-time) vulnerabilities↗2025-05-20
▶
Ubuntu
Linux kernel (Azure, N-Series) vulnerabilities↗2025-04-28
▶
Ubuntu
Linux kernel (HWE) vulnerabilities↗2025-04-24
▶
Ubuntu
Linux kernel (Real-time) vulnerabilities↗2025-04-23
▶