There is an UAF vulnerability in vmwgfx driver
Published Sep 9, 2022
6.3
MEDIUMCVSS 3.1
EPSS 0.57%
Description
A use-after-free(UAF) vulnerability was found in function 'vmw_cmd_res_check' in drivers/gpu/vmxgfx/vmxgfx_execbuf.c in Linux kernel's vmwgfx driver with device file '/dev/dri/renderD128 (or Dxxx)'. This flaw allows a local attacker with a user account on the system to gain privilege, causing a denial of service(DoS).
Affected products
-
- Version v4.20-rc1StatusaffectedConstraints<5.13.0-52*
- Version
- ≥ 4.20 · < 6.1.7
- 6.2
- 6.2
- 6.2
- 6.2
No data.
Red Hat Enterprise Linux 8
kernel-0:4.18.0-513.5.1.el8_9
Fixed · RHSA-2023:7077
Red Hat Enterprise Linux 8
kernel-rt-0:4.18.0-513.5.1.rt7.307.el8_9
Fixed · RHSA-2023:6901
Red Hat Enterprise Linux 8.6 Extended Update Support
kernel-0:4.18.0-372.93.1.el8_6
Fixed · RHSA-2024:0930
Red Hat Enterprise Linux 8.8 Extended Update Support
kernel-0:4.18.0-477.51.1.el8_8
Fixed · RHSA-2024:1404
Red Hat Enterprise Linux 9
kernel-0:5.14.0-362.8.1.el9_3
Fixed · RHSA-2023:6583
Red Hat Enterprise Linux 9
kernel-0:5.14.0-362.8.1.el9_3
Fixed · RHSA-2023:6583
Red Hat Enterprise Linux 9.2 Extended Update Support
kernel-0:5.14.0-284.75.1.el9_2
Fixed · RHSA-2024:4823
Red Hat Enterprise Linux 9.2 Extended Update Support
kernel-rt-0:5.14.0-284.75.1.rt14.360.el9_2
Fixed · RHSA-2024:4831
Red Hat Virtualization 4 for Red Hat Enterprise Linux 8
kernel-0:4.18.0-372.93.1.el8_6
Fixed · RHSA-2024:0930
Red Hat Enterprise Linux 6
kernel
Out of support scope
Red Hat Enterprise Linux 7
kernel
Out of support scope
Red Hat Enterprise Linux 7
kernel-rt
Out of support scope
Red Hat Enterprise Linux 9
kernel-rt
Affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 8 | kernel-0:4.18.0-513.5.1.el8_9 | Fixed | RHSA-2023:7077 |
| Red Hat Enterprise Linux 8 | kernel-rt-0:4.18.0-513.5.1.rt7.307.el8_9 | Fixed | RHSA-2023:6901 |
| Red Hat Enterprise Linux 8.6 Extended Update Support | kernel-0:4.18.0-372.93.1.el8_6 | Fixed | RHSA-2024:0930 |
| Red Hat Enterprise Linux 8.8 Extended Update Support | kernel-0:4.18.0-477.51.1.el8_8 | Fixed | RHSA-2024:1404 |
| Red Hat Enterprise Linux 9 | kernel-0:5.14.0-362.8.1.el9_3 | Fixed | RHSA-2023:6583 |
| Red Hat Enterprise Linux 9 | kernel-0:5.14.0-362.8.1.el9_3 | Fixed | RHSA-2023:6583 |
| Red Hat Enterprise Linux 9.2 Extended Update Support | kernel-0:5.14.0-284.75.1.el9_2 | Fixed | RHSA-2024:4823 |
| Red Hat Enterprise Linux 9.2 Extended Update Support | kernel-rt-0:5.14.0-284.75.1.rt14.360.el9_2 | Fixed | RHSA-2024:4831 |
| Red Hat Virtualization 4 for Red Hat Enterprise Linux 8 | kernel-0:4.18.0-372.93.1.el8_6 | Fixed | RHSA-2024:0930 |
| Red Hat Enterprise Linux 6 | kernel | Out of support scope | n/a |
| Red Hat Enterprise Linux 7 | kernel | Out of support scope | n/a |
| Red Hat Enterprise Linux 7 | kernel-rt | Out of support scope | n/a |
| Red Hat Enterprise Linux 9 | kernel-rt | Affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
Systems making use of the vmwgfx driver are potentially affected by this flaw; systems without the vmwgfx driver loaded are not affected by this flaw.
Red Hat mitigation
To mitigate this issue, it is possible to prevent the affected code from being loaded by blacklisting the vmwgfx kernel module. For instructions relating to blacklisting a kernel module, please see https://access.redhat.com/solutions/41278.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
1 other source (CVE.org) ▾
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:H
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.57% (0.00568) | 45.05th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.43% (0.00428) | 33.96th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.02% (0.00017) | 2.27th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00042) | 5.07th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00042) | 5.63th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Feb 23, 2023 | 0.89% (0.00885) | 27.85th | v2 (v2022.01.01) |
| Dec 30, 2022 | 1.40% (0.01404) | 71.40th | v2 (v2022.01.01) |
| Sep 10, 2022 | 0.89% (0.00885) | 26.24th | v2 (v2022.01.01) |
References (5)
- https://access.redhat.com/security/cve/CVE-2022-38457 Vendor Advisory
- https://bugzilla.openanolis.cn/show_bug.cgi?id=2074 x_refsource_MISCIssue TrackingPermissions Required
- https://bugzilla.redhat.com/show_bug.cgi?id=2133455 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2022-38457
- https://www.cve.org/CVERecord?id=CVE-2022-38457
| Link | Providers | Tags |
|---|---|---|
| https://access.redhat.com/security/cve/CVE-2022-38457 | Vendor Advisory | |
| https://bugzilla.openanolis.cn/show_bug.cgi?id=2074 | x_refsource_MISCIssue TrackingPermissions Required | |
| https://bugzilla.redhat.com/show_bug.cgi?id=2133455 | Issue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2022-38457 | ||
| https://www.cve.org/CVERecord?id=CVE-2022-38457 |
Change history (0)
No recorded changes yet.