The mconvert function in softmagic.c in file before 5.21, as used in the Fileinfo component in PHP before 5.4.37, 5.5.x before 5.5.21, and 5.6.x before 5.6.5, does not properly handle a certain string-length field during a copy of a truncated version of a Pascal string, which might allow remote attackers to cause a denial of service (out-of-bounds memory access and application crash) via a crafted file.
| Software | From | Fixed in |
|---|---|---|
| php / php | 5.6.1 | 5.6.1.x |
| php / php | 5.5.0-alpha1 | 5.5.0-alpha1.x |
| php / php | 5.6.0-alpha5 | 5.6.0-alpha5.x |
| php / php | 5.5.0-alpha3 | 5.5.0-alpha3.x |
| php / php | 5.5.19 | 5.5.19.x |
| php / php | 5.5.0-beta3 | 5.5.0-beta3.x |
| php / php | 5.5.0 | 5.5.0.x |
| php / php | 5.5.16 | 5.5.16.x |
| php / php | 5.6.0-beta2 | 5.6.0-beta2.x |
| php / php | 5.6.0-beta1 | 5.6.0-beta1.x |
| php / php | 5.5.1 | 5.5.1.x |
| php / php | 5.5.5 | 5.5.5.x |
| php / php | 5.6.4 | 5.6.4.x |
| php / php | 5.5.17 | 5.5.17.x |
| php / php | 5.6.0-alpha3 | 5.6.0-alpha3.x |
| php / php | 5.5.14 | 5.5.14.x |
| php / php | 5.5.7 | 5.5.7.x |
| php / php | 5.5.0-beta1 | 5.5.0-beta1.x |
| php / php | 5.6.2 | 5.6.2.x |
| php / php | 5.5.12 | 5.5.12.x |
| php / php | 5.6.0-beta3 | 5.6.0-beta3.x |
| php / php | 5.5.6 | 5.5.6.x |
| php / php | 5.5.0-rc1 | 5.5.0-rc1.x |
| php / php | 5.5.0-beta4 | 5.5.0-beta4.x |
| php / php | 5.5.3 | 5.5.3.x |
| php / php | 5.5.8 | 5.5.8.x |
| php / php | 5.6.0-beta4 | 5.6.0-beta4.x |
| php / php | 5.5.0-alpha6 | 5.5.0-alpha6.x |
| php / php | 5.5.0-beta2 | 5.5.0-beta2.x |
| php / php | 5.5.15 | 5.5.15.x |
| php / php | 5.5.11 | 5.5.11.x |
| php / php | 5.5.13 | 5.5.13.x |
| php / php | 5.6.0-alpha2 | 5.6.0-alpha2.x |
| php / php | 5.5.4 | 5.5.4.x |
| php / php | 5.5.0-alpha4 | 5.5.0-alpha4.x |
| php / php | 5.6.0-alpha1 | 5.6.0-alpha1.x |
| php / php | 5.5.10 | 5.5.10.x |
| php / php | 5.6.3 | 5.6.3.x |
| php / php | 5.5.0-alpha5 | 5.5.0-alpha5.x |
| php / php | 5.5.18 | 5.5.18.x |
| php / php | 5.5.0-alpha2 | 5.5.0-alpha2.x |
| php / php | 5.5.20 | 5.5.20.x |
| php / php | 5.6.0-alpha4 | 5.6.0-alpha4.x |
| php / php | 5.5.2 | 5.5.2.x |
| php / php | - | 5.4.36.x |
| php / php | 5.5.0-rc2 | 5.5.0-rc2.x |
| php / php | 5.5.9 | 5.5.9.x |
| file_project / file | - | 5.20.x |