Integer overflow in the aio_setup_single_vector function in fs/aio.c in the Linux kernel…
Priority LOW 35Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Partial Red Hat: 20 fixed, 1 without a fix
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and Red Hat.
Summary
Integer overflow in the aio_setup_single_vector function in fs/aio.c in the Linux kernel 4.0 allows local users to cause a denial of service or possibly have unspecified other impact via a large AIO iovec. NOTE: this vulnerability exists because of a CVE-2012-6701 regression.
Why it matters now
EPSS 0.00496 42nd percentileScored 2026-11-07
Fix Partial Red Hat: 3 advisoriesRed Hat: 20 fixed, 1 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-2018:3096 Released 2018-10-30 · Red Hat rating Importantkernel-rt security, bug fix, and enhancement update
- Red Hat Enterprise Linux for Real Time (v. 7) kernel-rt-3.10.0-957.rt56.910.el7, kernel-rt-debug-3.10.0-957.rt56.910.el7, kernel-rt-debug-devel-3.10.0-957.rt56.910.el7 +4
- Red Hat Enterprise Linux for Real Time for NFV (v. 7) kernel-rt-3.10.0-957.rt56.910.el7, kernel-rt-debug-3.10.0-957.rt56.910.el7, kernel-rt-debug-devel-3.10.0-957.rt56.910.el7 +7
- RHSA-2018:3083 Released 2018-10-30 · Red Hat rating Importantkernel security, bug fix, and enhancement update
- Red Hat Enterprise Linux Client (v. 7) bpftool-3.10.0-957.el7, kernel-3.10.0-957.el7, kernel-abi-whitelists-3.10.0-957.el7 +8
- Red Hat Enterprise Linux Client Optional (v. 7) kernel-tools-libs-devel-3.10.0-957.el7
- Red Hat Enterprise Linux ComputeNode (v. 7) bpftool-3.10.0-957.el7, kernel-3.10.0-957.el7, kernel-abi-whitelists-3.10.0-957.el7 +8
- Red Hat Enterprise Linux ComputeNode Optional (v. 7) kernel-tools-libs-devel-3.10.0-957.el7
- Red Hat Enterprise Linux Server (v. 7) bpftool-3.10.0-957.el7, kernel-3.10.0-957.el7, kernel-abi-whitelists-3.10.0-957.el7 +11
- Red Hat Enterprise Linux Server Optional (v. 7) kernel-debug-devel-3.10.0-957.el7, kernel-tools-libs-devel-3.10.0-957.el7
- Red Hat Enterprise Linux Workstation (v. 7) bpftool-3.10.0-957.el7, kernel-3.10.0-957.el7, kernel-abi-whitelists-3.10.0-957.el7 +8
- Red Hat Enterprise Linux Workstation Optional (v. 7) kernel-tools-libs-devel-3.10.0-957.el7
- Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) kernel-3.10.0-957.el7, kernel-abi-whitelists-3.10.0-957.el7, kernel-bootwrapper-3.10.0-957.el7 +10
- Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) kernel-debug-devel-3.10.0-957.el7, kernel-tools-libs-devel-3.10.0-957.el7
- RHSA-2018:1854 Released 2018-06-19 · Red Hat rating Importantkernel security and bug fix update
- Red Hat Enterprise Linux Desktop (v. 6) kernel-2.6.32-754.el6, kernel-abi-whitelists-2.6.32-754.el6, kernel-debug-2.6.32-754.el6 +6
- Red Hat Enterprise Linux Desktop Optional (v. 6) python-perf-2.6.32-754.el6
- Red Hat Enterprise Linux HPC Node (v. 6) kernel-2.6.32-754.el6, kernel-abi-whitelists-2.6.32-754.el6, kernel-debug-2.6.32-754.el6 +6
- Red Hat Enterprise Linux HPC Node Optional (v. 6) python-perf-2.6.32-754.el6
- Red Hat Enterprise Linux Server (v. 6) kernel-2.6.32-754.el6, kernel-abi-whitelists-2.6.32-754.el6, kernel-bootwrapper-2.6.32-754.el6 +9
- Red Hat Enterprise Linux Server Optional (v. 6) python-perf-2.6.32-754.el6
- Red Hat Enterprise Linux Workstation (v. 6) kernel-2.6.32-754.el6, kernel-abi-whitelists-2.6.32-754.el6, kernel-debug-2.6.32-754.el6 +6
- Red Hat Enterprise Linux Workstation Optional (v. 6) python-perf-2.6.32-754.el6
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise MRG 2 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux Client (v. 7) | Fixed | RHSA-2018:3083 |
| Red Hat Enterprise Linux Client Optional (v. 7) | Fixed | RHSA-2018:3083 |
| Red Hat Enterprise Linux ComputeNode (v. 7) | Fixed | RHSA-2018:3083 |
| Red Hat Enterprise Linux ComputeNode Optional (v. 7) | Fixed | RHSA-2018:3083 |
| Red Hat Enterprise Linux Desktop (v. 6) | Fixed | RHSA-2018:1854 |
| Red Hat Enterprise Linux Desktop Optional (v. 6) | Fixed | RHSA-2018:1854 |
| Red Hat Enterprise Linux HPC Node (v. 6) | Fixed | RHSA-2018:1854 |
| Red Hat Enterprise Linux HPC Node Optional (v. 6) | Fixed | RHSA-2018:1854 |
| Red Hat Enterprise Linux Server (v. 6) | Fixed | RHSA-2018:1854 |
| Red Hat Enterprise Linux Server (v. 7) | Fixed | RHSA-2018:3083 |
| Red Hat Enterprise Linux Server Optional (v. 6) | Fixed | RHSA-2018:1854 |
| Red Hat Enterprise Linux Server Optional (v. 7) | Fixed | RHSA-2018:3083 |
| Red Hat Enterprise Linux Workstation (v. 6) | Fixed | RHSA-2018:1854 |
| Red Hat Enterprise Linux Workstation (v. 7) | Fixed | RHSA-2018:3083 |
| Red Hat Enterprise Linux Workstation Optional (v. 6) | Fixed | RHSA-2018:1854 |
| Red Hat Enterprise Linux Workstation Optional (v. 7) | Fixed | RHSA-2018:3083 |
| Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) | Fixed | RHSA-2018:3083 |
| Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) | Fixed | RHSA-2018:3083 |
| Red Hat Enterprise Linux for Real Time (v. 7) | Fixed | RHSA-2018:3096 |
| Red Hat Enterprise Linux for Real Time for NFV (v. 7) | Fixed | RHSA-2018:3096 |
Not affected: 6 products
- Red Hat Enterprise Linux 5
- Red Hat Enterprise Linux Client (v. 7)
- Red Hat Enterprise Linux ComputeNode (v. 7)
- Red Hat Enterprise Linux Server (v. 7)
- Red Hat Enterprise Linux Workstation (v. 7)
- Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)
Timeline
- 2026-10-02 Threatist record created from CVE-2015-8830
- 2026-10-03 Alias added: GHSA-r5v3-qw78-36cj
References
Advisory 11
- RHSA-2018:3083
- https://github.com/torvalds/linux/commit/4c185ce06dca14f5cea192f5a2c981ef50663f2b
- USN-2970-1
- RHSA-2018:1854
- DSA-3503
- USN-2969-1
- USN-2968-1
- USN-2968-2
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4c185ce06dca14f5cea192f5a2c981ef50663f2b
- RHSA-2018:3096
- https://github.com/torvalds/linux/commit/c4f4b82694fe48b02f7a881a1797131a6dad1364
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Sources
- CVE-2015-8830 · CVE Program
- CVE-2015-8830 · NVD
- FIRST EPSS
- GHSA-r5v3-qw78-36cj · GitHub Advisory Database · CC BY 4.0
- CVE-2015-8830 · Red Hat security data · CC BY 4.0
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