CVE-2024-40899 — Use After Free in Linux

CWE-416 — Use After Free19 documents6 sources
Severity
7.8HIGHNVD
OSV5.5
EPSS
0.0%
top 97.22%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
LinuxLinux KernelDebian Linux+1 more
Timeline
PublishedJul 12
Latest updateSep 23

Description

In the Linux kernel, the following vulnerability has been resolved: cachefiles: fix slab-use-after-free in cachefiles_ondemand_get_fd() We got the following issue in a fuzz test of randomly issuing the restore command: BUG: KASAN: slab-use-after-free in cachefiles_ondemand_daemon_read+0x609/0xab0 Write of size 4 at addr ffff888109164a80 by task ondemand-04-dae/4962 CPU: 11 PID: 4962 Comm: ondemand-04-dae Not tainted 6.8.0-rc7-dirty #542 Call Trace: kasan_report+0x94/0xc0 cachefiles_ondemand_…

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 Packages6 packages

▶NVDlinux/linux_kernel6.8 — 6.9.6+1
▶Debianlinux/linux_kernel< 6.1.99-1+2
▶Ubuntulinux/linux_kernel< 6.8.0-44.44
▶CVEListV5linux/linuxa0cc87f86698174aacc083c4652d2606007dd902 — 99e9c5bd27ddefa0f9db88625bf5e31c1e833d62+4
▶debiandebian/linux< linux 6.1.99-1 (bookworm)

Patches

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

🔴Vulnerability Details

9
OSV
linux-hwe-6.8↗2024-09-23
▶
OSV
linux-raspi vulnerabilities↗2024-09-23
▶
OSV
linux-lowlatency-hwe-6.8 vulnerabilities↗2024-09-13
▶
OSV
linux-nvidia-6.8 vulnerabilities↗2024-09-13
▶
OSV
linux-nvidia, linux-nvidia-lowlatency vulnerabilities↗2024-09-12
▶

📋Vendor Advisories

9
Ubuntu
Linux kernel vulnerabilities↗2024-09-23
▶
Ubuntu
Linux kernel vulnerabilities↗2024-09-23
▶
Ubuntu
Linux kernel vulnerabilities↗2024-09-13
▶
Ubuntu
Linux kernel vulnerabilities↗2024-09-13
▶
Ubuntu
Linux kernel vulnerabilities↗2024-09-12
▶