Description
A vulnerability was found in Moodle where the decompressed size of zip files was not checked against available user quota before unzipping them, which could lead to a denial of service risk. This affects versions 3.9 to 3.9.1, 3.8 to 3.8.4, 3.7 to 3.7.7, 3.5 to 3.5.13 and earlier unsupported versions. Fixed in 3.9.2, 3.8.5, 3.7.8 and 3.5.14.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | Moodle | 3.9 to 3.9.1, 3.8 to 3.8.4, 3.7 to 3.7.7, 3.5 to 3.5.13, earlier unsupported versions | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 18.04 LTS | moodle | No fix yet | — |
| Ubuntu Pro 16.04 LTS | moodle | No fix yet | — |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Packagist | moodle/moodle | >= 3.9, < 3.9.2 | 3.9.2 | GHSA-66xp-28cq-mrf2 |
| Packagist | moodle/moodle | >= 3.8, < 3.8.5 | 3.8.5 | GHSA-66xp-28cq-mrf2 |
| Packagist | moodle/moodle | >= 3.7, < 3.7.8 | 3.7.8 | GHSA-66xp-28cq-mrf2 |
| Packagist | moodle/moodle | >= 3.5, < 3.5.14 | 3.5.14 | GHSA-66xp-28cq-mrf2 |