HuffmanTree_makeFromFrequencies in lodepng.c in LodePNG through 2019-09-28, as used in WinPR in FreeRDP and other products, has a memory leak because a supplied realloc pointer (i.e., the first argument to realloc) is also used for a realloc return value.
CVSS 3.x
| Source | Score | Severity | Vector | Exploitability | Impact |
|---|---|---|---|---|---|
| nvd@nist.gov | 7.5 | HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | 3.9 | 3.6 |
CVSS 2.0
Severity: MEDIUM
Problem Type: CWE-252,CWE-401,
Products Affected
| Vendor | Product | Version |
|---|---|---|
| lodev | lodepng | * |
| freerdp | freerdp | * |
| opensuse | leap | 15.1 |
| freerdp | freerdp | 1.1.0 |
| opensuse | leap | 15.0 |
Lodepng v20220717 was discovered to contain a segmentation fault via the function pngdetail.
CVSS 3.x
| Source | Score | Severity | Vector | Exploitability | Impact |
|---|---|---|---|---|---|
| nvd@nist.gov | 5.5 | MEDIUM | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H | 1.8 | 3.6 |
Products Affected
| Vendor | Product | Version |
|---|---|---|
| lodev | lodepng | 2022-07-17 |