The png_set_text_2 function in libpng 0.71 before 1.0.67, 1.2.x before 1.2.57, 1.4.x before 1.4.20, 1.5.x before 1.5.28, and 1.6.x before 1.6.27 allows context-dependent attackers to cause a NULL pointer dereference vectors involving loading a text chunk into a png structure, removing the text, and then adding another text chunk to the structure.
2017-01-30T22:59:00.280
2025-04-20T01:37:25.860
Deferred
CVSSv3.0: 7.5 (HIGH)
AV:N/AC:L/Au:N/C:N/I:N/A:P
10.0
2.9
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Application | libpng | libpng | 0.8 | Yes |
| Application | libpng | libpng | 0.71 | Yes |
| Application | libpng | libpng | 0.81 | Yes |
| Application | libpng | libpng | 0.82 | Yes |
| Application | libpng | libpng | 0.85 | Yes |
| Application | libpng | libpng | 0.86 | Yes |
| Application | libpng | libpng | 0.87 | Yes |
| Application | libpng | libpng | 0.88 | Yes |
| Application | libpng | libpng | 0.89 | Yes |
| Application | libpng | libpng | 0.89c | Yes |
| Application | libpng | libpng | 0.90 | Yes |
| Application | libpng | libpng | 0.95 | Yes |
| Application | libpng | libpng | 0.96 | Yes |
| Application | libpng | libpng | 0.97 | Yes |
| Application | libpng | libpng | 0.98 | Yes |
| Application | libpng | libpng | 0.99 | Yes |
| Application | libpng | libpng | 0.99a | Yes |
| Application | libpng | libpng | 0.99b | Yes |
| Application | libpng | libpng | 0.99c | Yes |
| Application | libpng | libpng | 0.99d | Yes |
| Application | libpng | libpng | 0.99e | Yes |
| Application | libpng | libpng | 0.99f | Yes |
| Application | libpng | libpng | 0.99g | Yes |
| Application | libpng | libpng | 0.99h | Yes |
| Application | libpng | libpng | 1.00 | Yes |
| Application | libpng | libpng | 1.0.0 | Yes |
| Application | libpng | libpng | 1.0.0a | Yes |
| Application | libpng | libpng | 1.0.0b | Yes |
| Application | libpng | libpng | 1.0.1 | Yes |
| Application | libpng | libpng | 1.0.1a | Yes |
| Application | libpng | libpng | 1.0.1b | Yes |
| Application | libpng | libpng | 1.0.1c | Yes |
| Application | libpng | libpng | 1.0.1d | Yes |
| Application | libpng | libpng | 1.0.1e | Yes |
| Application | libpng | libpng | 1.0.2 | Yes |
| Application | libpng | libpng | 1.0.2a | Yes |
| Application | libpng | libpng | 1.0.3 | Yes |
| Application | libpng | libpng | 1.0.3a | Yes |
| Application | libpng | libpng | 1.0.3b | Yes |
| Application | libpng | libpng | 1.0.3d | Yes |
| Application | libpng | libpng | 1.0.4 | Yes |
| Application | libpng | libpng | 1.0.4a | Yes |
| Application | libpng | libpng | 1.0.4b | Yes |
| Application | libpng | libpng | 1.0.4c | Yes |
| Application | libpng | libpng | 1.0.4d | Yes |
| Application | libpng | libpng | 1.0.4e | Yes |
| Application | libpng | libpng | 1.0.4f | Yes |
| Application | libpng | libpng | 1.0.5 | Yes |
| Application | libpng | libpng | 1.0.5a | Yes |
| Application | libpng | libpng | 1.0.5b | Yes |
| Application | libpng | libpng | 1.0.5c | Yes |
| Application | libpng | libpng | 1.0.5d | Yes |
| Application | libpng | libpng | 1.0.5e | Yes |
| Application | libpng | libpng | 1.0.5f | Yes |
| Application | libpng | libpng | 1.0.5g | Yes |
| Application | libpng | libpng | 1.0.5h | Yes |
| Application | libpng | libpng | 1.0.5i | Yes |
| Application | libpng | libpng | 1.0.5j | Yes |
| Application | libpng | libpng | 1.0.5k | Yes |
| Application | libpng | libpng | 1.0.5l | Yes |
| Application | libpng | libpng | 1.0.5m | Yes |
| Application | libpng | libpng | 1.0.5n | Yes |
| Application | libpng | libpng | 1.0.5o | Yes |
| Application | libpng | libpng | 1.0.5p | Yes |
| Application | libpng | libpng | 1.0.5q | Yes |
| Application | libpng | libpng | 1.0.5r | Yes |
| Application | libpng | libpng | 1.0.5s | Yes |
| Application | libpng | libpng | 1.0.5t | Yes |
| Application | libpng | libpng | 1.0.5u | Yes |
| Application | libpng | libpng | 1.0.5v | Yes |
| Application | libpng | libpng | 1.0.6 | Yes |
| Application | libpng | libpng | 1.0.6d | Yes |
| Application | libpng | libpng | 1.0.6e | Yes |
| Application | libpng | libpng | 1.0.6f | Yes |
| Application | libpng | libpng | 1.0.6g | Yes |
| Application | libpng | libpng | 1.0.6h | Yes |
| Application | libpng | libpng | 1.0.6i | Yes |
| Application | libpng | libpng | 1.0.6j | Yes |
| Application | libpng | libpng | 1.0.7 | Yes |
| Application | libpng | libpng | 1.0.8 | Yes |
| Application | libpng | libpng | 1.0.9 | Yes |
| Application | libpng | libpng | 1.0.10 | Yes |
| Application | libpng | libpng | 1.0.11 | Yes |
| Application | libpng | libpng | 1.0.12 | Yes |
| Application | libpng | libpng | 1.0.13 | Yes |
| Application | libpng | libpng | 1.0.14 | Yes |
| Application | libpng | libpng | 1.0.15 | Yes |
| Application | libpng | libpng | 1.0.16 | Yes |
| Application | libpng | libpng | 1.0.17 | Yes |
| Application | libpng | libpng | 1.0.18 | Yes |
| Application | libpng | libpng | 1.0.19 | Yes |
| Application | libpng | libpng | 1.0.20 | Yes |
| Application | libpng | libpng | 1.0.21 | Yes |
| Application | libpng | libpng | 1.0.22 | Yes |
| Application | libpng | libpng | 1.0.23 | Yes |
| Application | libpng | libpng | 1.0.24 | Yes |
| Application | libpng | libpng | 1.0.25 | Yes |
| Application | libpng | libpng | 1.0.26 | Yes |
| Application | libpng | libpng | 1.0.27 | Yes |
| Application | libpng | libpng | 1.0.28 | Yes |
| Application | libpng | libpng | 1.0.29 | Yes |
| Application | libpng | libpng | 1.0.30 | Yes |
| Application | libpng | libpng | 1.0.31 | Yes |
| Application | libpng | libpng | 1.0.32 | Yes |
| Application | libpng | libpng | 1.0.33 | Yes |
| Application | libpng | libpng | 1.0.34 | Yes |
| Application | libpng | libpng | 1.0.35 | Yes |
| Application | libpng | libpng | 1.0.37 | Yes |
| Application | libpng | libpng | 1.0.38 | Yes |
| Application | libpng | libpng | 1.0.39 | Yes |
| Application | libpng | libpng | 1.0.40 | Yes |
| Application | libpng | libpng | 1.0.41 | Yes |
| Application | libpng | libpng | 1.0.42 | Yes |
| Application | libpng | libpng | 1.0.43 | Yes |
| Application | libpng | libpng | 1.0.44 | Yes |
| Application | libpng | libpng | 1.0.45 | Yes |
| Application | libpng | libpng | 1.0.46 | Yes |
| Application | libpng | libpng | 1.0.47 | Yes |
| Application | libpng | libpng | 1.0.48 | Yes |
| Application | libpng | libpng | 1.0.50 | Yes |
| Application | libpng | libpng | 1.0.51 | Yes |
| Application | libpng | libpng | 1.0.52 | Yes |
| Application | libpng | libpng | 1.0.53 | Yes |
| Application | libpng | libpng | 1.0.54 | Yes |
| Application | libpng | libpng | 1.0.55 | Yes |
| Application | libpng | libpng | 1.0.56 | Yes |
| Application | libpng | libpng | 1.0.57 | Yes |
| Application | libpng | libpng | 1.0.58 | Yes |
| Application | libpng | libpng | 1.0.59 | Yes |
| Application | libpng | libpng | 1.0.60 | Yes |
| Application | libpng | libpng | 1.0.61 | Yes |
| Application | libpng | libpng | 1.0.62 | Yes |
| Application | libpng | libpng | 1.0.63 | Yes |
| Application | libpng | libpng | 1.0.64 | Yes |
| Application | libpng | libpng | 1.0.65 | Yes |
| Application | libpng | libpng | 1.0.66 | Yes |
| Application | libpng | libpng | 1.2.0 | Yes |
| Application | libpng | libpng | 1.2.1 | Yes |
| Application | libpng | libpng | 1.2.3 | Yes |
| Application | libpng | libpng | 1.2.4 | Yes |
| Application | libpng | libpng | 1.2.6 | Yes |
| Application | libpng | libpng | 1.2.8 | Yes |
| Application | libpng | libpng | 1.2.10 | Yes |
| Application | libpng | libpng | 1.2.12 | Yes |
| Application | libpng | libpng | 1.2.13 | Yes |
| Application | libpng | libpng | 1.2.14 | Yes |
| Application | libpng | libpng | 1.2.16 | Yes |
| Application | libpng | libpng | 1.2.18 | Yes |
| Application | libpng | libpng | 1.2.20 | Yes |
| Application | libpng | libpng | 1.2.21 | Yes |
| Application | libpng | libpng | 1.2.22 | Yes |
| Application | libpng | libpng | 1.2.24 | Yes |
| Application | libpng | libpng | 1.2.25 | Yes |
| Application | libpng | libpng | 1.2.26 | Yes |
| Application | libpng | libpng | 1.2.27 | Yes |
| Application | libpng | libpng | 1.2.29 | Yes |
| Application | libpng | libpng | 1.2.32 | Yes |
| Application | libpng | libpng | 1.2.33 | Yes |
| Application | libpng | libpng | 1.2.35 | Yes |
| Application | libpng | libpng | 1.2.37 | Yes |
| Application | libpng | libpng | 1.2.38 | Yes |
| Application | libpng | libpng | 1.2.39 | Yes |
| Application | libpng | libpng | 1.2.41 | Yes |
| Application | libpng | libpng | 1.2.42 | Yes |
| Application | libpng | libpng | 1.2.44 | Yes |
| Application | libpng | libpng | 1.2.45 | Yes |
| Application | libpng | libpng | 1.2.46 | Yes |
| Application | libpng | libpng | 1.2.47 | Yes |
| Application | libpng | libpng | 1.2.50 | Yes |
| Application | libpng | libpng | 1.2.51 | Yes |
| Application | libpng | libpng | 1.2.52 | Yes |
| Application | libpng | libpng | 1.2.53 | Yes |
| Application | libpng | libpng | 1.2.54 | Yes |
| Application | libpng | libpng | 1.2.55 | Yes |
| Application | libpng | libpng | 1.2.56 | Yes |
| Application | libpng | libpng | 1.4.0 | Yes |
| Application | libpng | libpng | 1.4.1 | Yes |
| Application | libpng | libpng | 1.4.2 | Yes |
| Application | libpng | libpng | 1.4.3 | Yes |
| Application | libpng | libpng | 1.4.4 | Yes |
| Application | libpng | libpng | 1.4.5 | Yes |
| Application | libpng | libpng | 1.4.6 | Yes |
| Application | libpng | libpng | 1.4.7 | Yes |
| Application | libpng | libpng | 1.4.8 | Yes |
| Application | libpng | libpng | 1.4.9 | Yes |
| Application | libpng | libpng | 1.4.10 | Yes |
| Application | libpng | libpng | 1.4.11 | Yes |
| Application | libpng | libpng | 1.4.12 | Yes |
| Application | libpng | libpng | 1.4.13 | Yes |
| Application | libpng | libpng | 1.4.14 | Yes |
| Application | libpng | libpng | 1.4.15 | Yes |
| Application | libpng | libpng | 1.4.16 | Yes |
| Application | libpng | libpng | 1.4.17 | Yes |
| Application | libpng | libpng | 1.4.18 | Yes |
| Application | libpng | libpng | 1.4.19 | Yes |
| Application | libpng | libpng | 1.2.55 | Yes |
| Application | libpng | libpng | 1.5.0 | Yes |
| Application | libpng | libpng | 1.5.1 | Yes |
| Application | libpng | libpng | 1.5.2 | Yes |
| Application | libpng | libpng | 1.5.3 | Yes |
| Application | libpng | libpng | 1.5.4 | Yes |
| Application | libpng | libpng | 1.5.5 | Yes |
| Application | libpng | libpng | 1.5.6 | Yes |
| Application | libpng | libpng | 1.5.7 | Yes |
| Application | libpng | libpng | 1.5.8 | Yes |
| Application | libpng | libpng | 1.5.9 | Yes |
| Application | libpng | libpng | 1.5.10 | Yes |
| Application | libpng | libpng | 1.5.11 | Yes |
| Application | libpng | libpng | 1.5.12 | Yes |
| Application | libpng | libpng | 1.5.13 | Yes |
| Application | libpng | libpng | 1.5.14 | Yes |
| Application | libpng | libpng | 1.5.15 | Yes |
| Application | libpng | libpng | 1.5.16 | Yes |
| Application | libpng | libpng | 1.5.17 | Yes |
| Application | libpng | libpng | 1.5.18 | Yes |
| Application | libpng | libpng | 1.5.19 | Yes |
| Application | libpng | libpng | 1.5.20 | Yes |
| Application | libpng | libpng | 1.5.21 | Yes |
| Application | libpng | libpng | 1.5.22 | Yes |
| Application | libpng | libpng | 1.5.23 | Yes |
| Application | libpng | libpng | 1.5.24 | Yes |
| Application | libpng | libpng | 1.5.25 | Yes |
| Application | libpng | libpng | 1.5.26 | Yes |
| Application | libpng | libpng | 1.5.27 | Yes |
| Application | libpng | libpng | 1.2.55 | Yes |
| Application | libpng | libpng | 1.6.0 | Yes |
| Application | libpng | libpng | 1.6.1 | Yes |
| Application | libpng | libpng | 1.6.2 | Yes |
| Application | libpng | libpng | 1.6.3 | Yes |
| Application | libpng | libpng | 1.6.4 | Yes |
| Application | libpng | libpng | 1.6.5 | Yes |
| Application | libpng | libpng | 1.6.6 | Yes |
| Application | libpng | libpng | 1.6.7 | Yes |
| Application | libpng | libpng | 1.6.8 | Yes |
| Application | libpng | libpng | 1.6.9 | Yes |
| Application | libpng | libpng | 1.6.10 | Yes |
| Application | libpng | libpng | 1.6.11 | Yes |
| Application | libpng | libpng | 1.6.12 | Yes |
| Application | libpng | libpng | 1.6.13 | Yes |
| Application | libpng | libpng | 1.6.14 | Yes |
| Application | libpng | libpng | 1.6.15 | Yes |
| Application | libpng | libpng | 1.6.16 | Yes |
| Application | libpng | libpng | 1.6.17 | Yes |
| Application | libpng | libpng | 1.6.18 | Yes |
| Application | libpng | libpng | 1.6.19 | Yes |
| Application | libpng | libpng | 1.6.20 | Yes |
| Application | libpng | libpng | 1.6.21 | Yes |
| Application | libpng | libpng | 1.6.22 | Yes |
| Application | libpng | libpng | 1.6.23 | Yes |
| Application | libpng | libpng | 1.6.24 | Yes |
| Application | libpng | libpng | 1.6.25 | Yes |
| Application | libpng | libpng | 1.6.26 | Yes |