sound/core/timer.c in the Linux kernel before 4.11.5 is vulnerable to a data race in the…
Priority LOW 26CWE-200Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- Partial Red Hat: 11 fixed, 3 without a fix
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-200.
Summary
sound/core/timer.c in the Linux kernel before 4.11.5 is vulnerable to a data race in the ALSA /dev/snd/timer driver resulting in local users being able to read information belonging to other users, i.e., uninitialized memory contents may be disclosed when a read and an ioctl happen at the same time.
Why it matters now
EPSS 0.00721 54th percentileScored 2026-11-07
Fix Partial Red Hat: 3 advisoriesRed Hat: 11 fixed, 3 without a fix
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
Red Hat 3 advisories
- RHSA-2017:3315 Released 2017-12-01 · Red Hat rating Moderatekernel security and bug fix update
- Red Hat Enterprise Linux Client (v. 7) kernel-3.10.0-693.11.1.el7, kernel-abi-whitelists-3.10.0-693.11.1.el7, kernel-debug-3.10.0-693.11.1.el7 +8
- Red Hat Enterprise Linux Client Optional (v. 7) kernel-tools-libs-devel-3.10.0-693.11.1.el7
- Red Hat Enterprise Linux ComputeNode (v. 7) kernel-3.10.0-693.11.1.el7, kernel-abi-whitelists-3.10.0-693.11.1.el7, kernel-debug-3.10.0-693.11.1.el7 +8
- Red Hat Enterprise Linux ComputeNode Optional (v. 7) kernel-tools-libs-devel-3.10.0-693.11.1.el7
- Red Hat Enterprise Linux Server (v. 7) kernel-3.10.0-693.11.1.el7, kernel-abi-whitelists-3.10.0-693.11.1.el7, kernel-bootwrapper-3.10.0-693.11.1.el7 +11
- Red Hat Enterprise Linux Server Optional (v. 7) kernel-debug-devel-3.10.0-693.11.1.el7, kernel-tools-libs-devel-3.10.0-693.11.1.el7
- Red Hat Enterprise Linux Workstation (v. 7) kernel-3.10.0-693.11.1.el7, kernel-abi-whitelists-3.10.0-693.11.1.el7, kernel-debug-3.10.0-693.11.1.el7 +8
- Red Hat Enterprise Linux Workstation Optional (v. 7) kernel-tools-libs-devel-3.10.0-693.11.1.el7
- RHSA-2017:3322 Released 2017-11-30 · Red Hat rating Moderatekernel-rt security, bug fix, and enhancement update
- Red Hat Enterprise Linux Realtime (v. 7) kernel-rt-3.10.0-693.11.1.rt56.632.el7, kernel-rt-debug-3.10.0-693.11.1.rt56.632.el7, kernel-rt-debug-devel-3.10.0-693.11.1.rt56.632.el7 +4
- Red Hat Enterprise Linux for Real Time for NFV (v. 7) kernel-rt-3.10.0-693.11.1.rt56.632.el7, kernel-rt-debug-3.10.0-693.11.1.rt56.632.el7, kernel-rt-debug-devel-3.10.0-693.11.1.rt56.632.el7 +7
- RHSA-2017:3295 Released 2017-11-30 · Red Hat rating Moderatekernel-rt security and bug fix update
- Red Hat MRG Realtime for RHEL 6 Server v.2 kernel-rt-1:3.10.0-693.11.1.rt56.597.el6rt, kernel-rt-debug-1:3.10.0-693.11.1.rt56.597.el6rt, kernel-rt-debug-devel-1:3.10.0-693.11.1.rt56.597.el6rt +7
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 5 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux 7 | Affected | No fix yet |
| Red Hat Enterprise Linux Client (v. 7) | Fixed | RHSA-2017:3315 |
| Red Hat Enterprise Linux Client Optional (v. 7) | Fixed | RHSA-2017:3315 |
| Red Hat Enterprise Linux ComputeNode (v. 7) | Fixed | RHSA-2017:3315 |
| Red Hat Enterprise Linux ComputeNode Optional (v. 7) | Fixed | RHSA-2017:3315 |
| Red Hat Enterprise Linux Realtime (v. 7) | Fixed | RHSA-2017:3322 |
| Red Hat Enterprise Linux Server (v. 7) | Fixed | RHSA-2017:3315 |
| Red Hat Enterprise Linux Server Optional (v. 7) | Fixed | RHSA-2017:3315 |
| Red Hat Enterprise Linux Workstation (v. 7) | Fixed | RHSA-2017:3315 |
| Red Hat Enterprise Linux Workstation Optional (v. 7) | Fixed | RHSA-2017:3315 |
| Red Hat Enterprise Linux for Real Time for NFV (v. 7) | Fixed | RHSA-2017:3322 |
| Red Hat MRG Realtime for RHEL 6 Server v.2 | Fixed | RHSA-2017:3295 |
Timeline
- 2026-10-02 Threatist record created from CVE-2017-1000380
- 2026-10-03 Alias added: GHSA-xfwq-gq62-2hc2
References
Patch 5
- https://github.com/torvalds/linux/commit/ba3021b2c79b2fa9114f92790a99deb27a65b728
- http://www.openwall.com/lists/oss-security/2017/06/12/2
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ba3021b2c79b2fa9114f92790a99deb27a65b728
- https://github.com/torvalds/linux/commit/d11662f4f798b50d8c8743f433842c3e40fe3378
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d11662f4f798b50d8c8743f433842c3e40fe3378
Advisory 5
More Linux Kernel vulnerabilities
- TI-2025-26358 tls: fix handling of zero-length records on the rx_list KEVCVSS 3.1CRITICAL 9.8
- TI-2026-38352 netfilter: bridge: make ebt_snat ARP rewrite writable KEVCVSS 3.1HIGH 8.8
- TI-2013-05264 The (1) get_user and (2) put_user API functions in the Linux kernel before 3.5.5 on the… KEVCVSS 3.1HIGH 8.8
- TI-2022-00125 Integer overflow in kernel KEVCVSS 3.1HIGH 8.4
- TI-2013-01864 The perf_swevent_init function in kernel/events/core.c in the Linux kernel before 3.8.9… KEVCVSS 3.1HIGH 8.4
- TI-2021-05514 Heap Out-Of-Bounds Write in Netfilter IP6T_SO_SET_REPLACE KEVCVSS 3.1HIGH 8.3
Sources
- CVE-2017-1000380 · CVE Program
- CVE-2017-1000380 · NVD
- FIRST EPSS
- GHSA-xfwq-gq62-2hc2 · GitHub Advisory Database · CC BY 4.0
- CVE-2017-1000380 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences