golang-github-snapcore-snapd-dev: snap-confine as included in snapd before 2.39 did not guard against symlink races when performing the chdir() to the...
CVE-2019-11503 is fixed in 9 products on 1 platform, first by golang-github-snapcore-snapd-dev 2.39.2+18.04, released April 24, 2019. It is not reported as exploited. Patch Radar priority: Routine.
snap-confine as included in snapd before 2.39 did not guard against symlink races when performing the chdir() to the current working directory of the calling user, aka a "cwd restore permission bypass."
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| golang-github-snapcore-snapd-dev · Ubuntu 18.04.6 LTS (bionic) | 2.39.2+18.04 | golang-github-snapcore-snapd-dev 2.39.2+18.04 | Apr 24, 2019 |
| golang-github-ubuntu-core-snappy-dev · Ubuntu 18.04.6 LTS (bionic) | 2.39.2+18.04 | golang-github-ubuntu-core-snappy-dev 2.39.2+18.04 | Apr 24, 2019 |
| snap-confine · Ubuntu 18.04.6 LTS (bionic) | 2.39.2+18.04 | snap-confine 2.39.2+18.04 | Apr 24, 2019 |
| snapd · Ubuntu 18.04.6 LTS (bionic) | 2.39.2+18.04 | snapd 2.39.2+18.04 | Apr 24, 2019 |
| snapd-xdg-open · Ubuntu 18.04.6 LTS (bionic) | 2.39.2+18.04 | snapd-xdg-open 2.39.2+18.04 | Apr 24, 2019 |
| ubuntu-core-launcher · Ubuntu 18.04.6 LTS (bionic) | 2.39.2+18.04 | ubuntu-core-launcher 2.39.2+18.04 | Apr 24, 2019 |
| ubuntu-core-snapd-units · Ubuntu 18.04.6 LTS (bionic) | 2.39.2+18.04 | ubuntu-core-snapd-units 2.39.2+18.04 | Apr 24, 2019 |
| ubuntu-snappy · Ubuntu 18.04.6 LTS (bionic) | 2.39.2+18.04 | ubuntu-snappy 2.39.2+18.04 | Apr 24, 2019 |
| ubuntu-snappy-cli · Ubuntu 18.04.6 LTS (bionic) | 2.39.2+18.04 | ubuntu-snappy-cli 2.39.2+18.04 | Apr 24, 2019 |
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