Description
The SharedMemory::Create function in memory/shared_memory_posix.cc in Google Chrome before 29.0.1547.57 uses weak permissions under /dev/shm/, which allows attackers to obtain sensitive information via direct access to a POSIX shared-memory file.
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.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 7 | chromium-browser | 29.0.1547.57-1~deb7u1 | DSA-2741-1 |
Advisories 1
- DSA-2741-1 chromium-browser - several Debian Security (DSA / DLA) · Mar 9, 2026