CVE-2025-38048Race Condition in Linux

Severity
4.7MEDIUMNVD
OSV5.5OSV3.2
EPSS
0.1%
top 83.19%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedJun 18
Latest updateMar 25

Description

In the Linux kernel, the following vulnerability has been resolved: virtio_ring: Fix data race by tagging event_triggered as racy for KCSAN syzbot reports a data-race when accessing the event_triggered, here is the simplified stack when the issue occurred: BUG: KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed write to 0xffff8881025bc452 of 1 bytes by task 3288 on cpu 0: virtqueue_enable_cb_delayed+0x42/0x3c0 drivers/virtio/virtio_ring.c:2653 start_xmit+0x230/0x1310 driv

CVSS vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.0 | Impact: 3.6

Affected Packages4 packages

NVDlinux/linux_kernel5.166.1.141+5
Debianlinux/linux_kernel< 6.1.147-1+2
Ubuntulinux/linux_kernel< 5.15.0-152.162+1
CVEListV5linux/linux8d622d21d24803408b256d96463eac4574dcf06702d2d6caee3abc9335cfca35f8eb4492173ae6f2+6

Also affects: Debian Linux 11.0

Patches

🔴Vulnerability Details

34
OSV
linux-azure-6.8 vulnerabilities2026-03-25
OSV
linux-azure-fips vulnerabilities2026-03-04
OSV
linux-azure vulnerabilities2026-03-04
OSV
linux-ibm, linux-ibm-6.8 vulnerabilities2026-02-24
OSV
linux-xilinx vulnerabilities2026-02-24

📋Vendor Advisories

32
Ubuntu
Linux kernel (Azure) vulnerabilities2026-03-25
Ubuntu
Linux kernel (Azure) vulnerabilities2026-03-04
Ubuntu
Linux kernel (Azure FIPS) vulnerabilities2026-03-04
Ubuntu
Linux kernel (Xilinx) vulnerabilities2026-02-24
Ubuntu
Linux kernel (IBM) vulnerabilities2026-02-24
CVE-2025-38048 — Race Condition in Linux | cvebase