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CVE-2016-9794
Race condition in the snd_pcm_period_elapsed function in sound/core/pcm_lib.c in the ALSA subsystem in the Linux kernel before 4.7 allows…
High7.8EPSS 0.34%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Race condition in the snd_pcm_period_elapsed function in sound/core/pcm_lib.c in the ALSA subsystem in the Linux kernel before 4.7 allows local users to cause a denial of service (use-after-free) or possibly have unspecified other impact via a crafted SNDRV_PCM_TRIGGER_START command.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.34% · top 73% of all CVEs (2 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Weakness
Affected products
n/a
- affected n/a
References (15)
- https://bugzilla.redhat.com/show_bug.cgi?id=1401494 (opens in a new tab)x_refsource_CONFIRMx_transferred
- openSUSE-SU-2016:3118 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- SUSE-SU-2016:3248 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- https://patchwork.kernel.org/patch/8752621/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://source.android.com/security/bulletin/2017-05-01 (opens in a new tab)x_refsource_CONFIRMx_transferred
- SUSE-SU-2016:3188 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- RHSA-2016:2574 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- SUSE-SU-2016:3146 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- SUSE-SU-2016:3203 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- SUSE-SU-2016:3217 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- [oss-security] 20161203 CVE request: -- Linux kernel: ALSA: use-after-free in,kill_fasync (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- https://github.com/torvalds/linux/commit/3aa02cb664c5fb1042958c8d1aa8c35055a2ebc4 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 94654 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=3aa02cb664c5fb1042958c8d1aa8c35055a2ebc4 (opens in a new tab)x_refsource_CONFIRMx_transferred
- SUSE-SU-2016:3252 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .