CVE-2021-27804

JPEG XL (aka jpeg-xl) through 0.3.2 allows writable memory corruption

published March 2, 2021

CVSS
โ€”
EPSS
4%
Percentile
90.5
In the wild
Unconfirmed
What it is

โš ๏ธ A writable memory corruption vulnerability lurks in JPEG XL up to version 0.3.2, leaving the door ajar for a potentially sneaky exploit! ๐Ÿ“ธ Think of this as a restaurant's kitchen where the chef can alter recipes without approval โ€” it could lead to a disastrous meal or a food safety scare! ๐Ÿฝ๏ธ If exploited, this vulnerability could allow attackers to modify or corrupt memory, leading to unexpected behaviors or even crashes. In a worst-case scenario, it could lead to a compromised system, leaving sensitive data at risk! ๐Ÿ”“

Put simply

Think of this as a restaurant's kitchen where the chef can alter recipes without approval โ€” it could lead to a disastrous meal or a food safety scare! ๐Ÿฝ๏ธ CVE-2021-27804 allows for writable memory corruption in JPEG XL, enabling attackers to manipulate memory allocations and potentially execute arbitrary code.

What to do

If exploited, this vulnerability could allow attackers to modify or corrupt memory, leading to unexpected behaviors or even crashes. In a worst-case scenario, it could lead to a compromised system, leaving sensitive data at risk! ๐Ÿ”“ Update JPEG XL to the latest version to ensure you have all fixes applied. Regularly review and patch any dependencies in your software to maintain robust protection against such vulnerabilities. ๐Ÿ›ก๏ธ You're on the right track! Fix this and keep your systems secure! ๐Ÿ’ชโœจ

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.03989 ยท 90.5th percentile
Published
2021-03-02T00:30Z
EPSS history
Timeline
  • 02 MAR 00:30Z
    JPEG XL (aka jpeg-xl) through 0.3.2 allows writable memory corruption
    cvelistv5