Description
Array index error in the aio_read_events_ring function in fs/aio.c in the Linux kernel through 3.15.1 allows local users to obtain sensitive information from kernel memory via a large head value.
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 14 | linux | 3.14.10-1 | — |
| Debian 13 | linux | 3.14.10-1 | — |
| Debian 12 | linux | 3.14.10-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 14.04 LTS | linux | 3.13.0-35.62 | USN-2337-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 7 | perf +17 | 3.10.0-123.4.2.el7 | RHSA-2014:0786 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat MRG 2 | kernel-rt +10 | 3.10.33-rt32.43.el6rt | RHSA-2014:0913 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 7 | perf +11 | 3.10.0-123.4.2.el7 | ELSA-2014-0786 |
Advisories 4
- RHSA-2014:0786 Red Hat Security Advisory: kernel security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- USN-2337-1 linux vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- RHSA-2014:0913 Red Hat Security Advisory: kernel-rt security update Red Hat Security Advisories (RHSA) · Nov 22, 2025
- ELSA-2014-0786 Important: kernel security, bug fix, and enhancement update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Jul 23, 2014
References
- 59278 third-party-advisory
- https://source.android.com/security/bulletin/2017-04-01
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=edfbbf388f29
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=edfbbf388f293d70bf4b7c0bc38774d05e6f711a
- 1030479 vdb-entry
- https://github.com/torvalds/linux/commit/edfbbf388f293d70bf4b7c0bc38774d05e6f711a
- 68176 vdb-entry
- https://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.10.46
- https://bugzilla.redhat.com/show_bug.cgi?id=1094602
- https://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.15.3
- https://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.12.24
- https://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.14.10
- 1038201 vdb-entry