CVE-2024-11233
php: Single byte overread with convert.quoted-printable-decode filter
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · November 24, 2024
Updated · June 30, 2026
Description
A memory-related vulnerability was found in PHP’s filter handling system, particularly when processing input with convert.quoted-printable-decode filters. This issue can lead to a segmentation fault. This vulnerability is triggered through specific sequences of input data, causing PHP to crash. When exploited, it allows an attacker to extract a single byte of data from the heap or cause a denial of service.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 4.8CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L
CWE-122 · Heap-based Buffer Overflow