CVE-2021-25370KEV · OVERDUE

Samsung Mobile Devices Memory Corruption Vulnerability

Medium · published March 26, 2021

Patch now

The score understates this — it's already being exploited

CVSS calls it medium at 6.1. It is confirmed in active exploitation. It sits in the 59.0th percentile for exploit probability.

1425
days past CISA
deadline
CVSS v3.1
6.1
EPSS
1%
Percentile
59.0
In the wild
Confirmed
What it is

⚠️ A file descriptor mishap could trigger a kernel panic! This vulnerability in the DPU driver could lead to memory corruption before the SMR Mar-2021 Release 1. 😱 Think of it like a factory assembly line where one misplaced component causes the whole production process to grind to a halt. A tiny error in handling file descriptors can lead to a massive disruption, just like a jammed conveyor belt! If exploited, this vulnerability could result in a kernel panic, causing system crashes and downtime. Suddenly, all your operations might come to a screeching halt, impacting productivity and efficiency – an absolute nightmare for any system administrator!

Put simply

Think of it like a factory assembly line where one misplaced component causes the whole production process to grind to a halt. A tiny error in handling file descriptors can lead to a massive disruption, just like a jammed conveyor belt! CVE-2021-25370 describes an incorrect implementation in the DPU driver that mishandles file descriptors, ultimately leading to memory corruption. This flaw may allow malicious actors to crash the kernel, severely affecting system stability.

What to do

If exploited, this vulnerability could result in a kernel panic, causing system crashes and downtime. Suddenly, all your operations might come to a screeching halt, impacting productivity and efficiency – an absolute nightmare for any system administrator! To fix this vulnerability, update the DPU driver to the latest version released after March 2021. Ensure that any systems running older versions are patched immediately to prevent potential exploitation. Regularly check for updates to maintain system security! You've got this! Follow these steps, and you’ll have your systems running smoothly again in no time. 🛡️

The record
Technical detail
CVSS v3.1
6.1 · MEDIUM
Vector
CVSS:3.1/AV:P/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00890 · 59.0th percentile
Published
2021-03-26T18:23Z
KEV added
2022-11-08 · due 2022-11-29
EPSS history
Timeline
  • 08 NOV 00:00Z
    Added to CISA KEV — remediate by Nov 29
    kev
  • 26 MAR 18:23Z
    An incorrect implementation handling file descriptor in dpu driver prior to SMR Mar-2021 Release 1 results in memory corruption leading to kernel panic
    cvelistv5