CVE-2023-53226 — Integer Underflow (Wrap or Wraparound) in Linux

CWE-191 — Integer Underflow (Wrap or Wraparound)CWE-125 — Out-of-bounds Read5 documents5 sources
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 96.24%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
LinuxLinux KernelDebian Linux
Timeline
PublishedSep 15

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: mwifiex: Fix OOB and integer underflow when rx packets Make sure mwifiex_process_mgmt_packet, mwifiex_process_sta_rx_packet and mwifiex_process_uap_rx_packet, mwifiex_uap_queue_bridged_pkt and mwifiex_process_rx_packet not out-of-bounds access the skb->data buffer.

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 Packages4 packages

▶NVDlinux/linux_kernel3.7 — 4.14.326+7
▶Debianlinux/linux_kernel< 5.10.197-1+3
▶CVEListV5linux/linux2dbaf751b1dec3a603130a475f94cc4d3f404362 — f517c97fc129995de77dd06aa5a74f909ebf568f+9
▶debiandebian/linux< linux 6.1.55-1 (bookworm)

Patches

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

🔴Vulnerability Details

2
OSV
CVE-2023-53226: In the Linux kernel, the following vulnerability has been resolved: wifi: mwifiex: Fix OOB and integer underflow when rx packets Make sure mwifiex_pro↗2025-09-15
▶
GHSA
GHSA-9w8v-7p4r-hqf4: In the Linux kernel, the following vulnerability has been resolved: wifi: mwifiex: Fix OOB and integer underflow when rx packets Make sure mwifiex_p↗2025-09-15
▶

📋Vendor Advisories

2
Red Hat
kernel: wifi: mwifiex: Fix OOB and integer underflow when rx packets↗2025-09-15
▶
Debian
CVE-2023-53226: linux - In the Linux kernel, the following vulnerability has been resolved: wifi: mwifi...↗2023
▶
CVE-2023-53226 — Integer Underflow (Wrap or Wraparound) | cvebase