CVE-2025-40345Out-of-bounds Write in Linux

CWE-787Out-of-bounds Write53 documents8 sources
Severity
7.8HIGHOSV
OSV7.2OSV3.2
No vector
EPSS
0.1%
top 78.93%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedDec 12
Latest updateApr 13

Description

In the Linux kernel, the following vulnerability has been resolved: usb: storage: sddr55: Reject out-of-bound new_pba Discovered by Atuin - Automated Vulnerability Discovery Engine. new_pba comes from the status packet returned after each write. A bogus device could report values beyond the block count derived from info->capacity, letting the driver walk off the end of pba_to_lba[] and corrupt heap memory. Reject PBAs that exceed the computed block count and fail the transfer so we avoid tou

Affected Packages7 packages

Linuxlinux/linux_kernel2.6.125.10.247+5
Debianlinux/linux_kernel< 5.10.247-1+3
Ubuntulinux/linux_kernel< 5.15.0-173.183+2
CVEListV5linux/linux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2d00a6c04a502cd52425dbf35588732c652b16490+7

🔴Vulnerability Details

24
OSV
linux-oem-6.17 vulnerabilities2026-04-06
OSV
linux-raspi vulnerabilities2026-04-01
OSV
linux-raspi, linux-raspi-realtime vulnerabilities2026-04-01
OSV
linux-raspi vulnerabilities2026-04-01
OSV
linux-azure, linux-azure-6.17 vulnerabilities2026-03-25

📋Vendor Advisories

27
Ubuntu
Linux kernel (Azure) vulnerabilities2026-04-13
Ubuntu
Linux kernel (Azure FIPS) vulnerabilities2026-04-09
Ubuntu
Linux kernel (Azure FIPS) vulnerabilities2026-04-09
Ubuntu
Linux kernel (OEM) vulnerabilities2026-04-06
Ubuntu
Linux kernel (Raspberry Pi) vulnerabilities2026-04-01

🕵️Threat Intelligence

1
Wiz
CVE-2025-40345 Impact, Exploitability, and Mitigation Steps | Wiz