scsi: mpt3sas: Fix use-after-free warning
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Partial Red Hat: 12 fixed, 2 without a fix
Attack profile from CVSS 3.1 · CNA. Fix status from CNA and Red Hat. Impact type from CWE-416 and the CVSS impact.
Summary
In the Linux kernel, the following vulnerability has been resolved: scsi: mpt3sas: Fix use-after-free warning Fix the following use-after-free warning which is observed during controller reset: refcount_t: underflow; use-after-free. WARNING: CPU: 23 PID: 5399 at lib/refcount.c:28 refcount_warn_saturate+0xa6/0xf0
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Linux | Linux | 4.4 and later | 4.9.328, 4.14.293, 4.19.258, 5.4.213, 5.10.143, 5.15.68, 5.19.9, 6.0 | Patch available | CNA |
- Linux VendorLinux Affected 4.4 and later Fixed in 4.9.328, 4.14.293, 4.19.258, 5.4.213, 5.10.143, 5.15.68, 5.19.9, 6.0 Patch available CNA
CPE configurations NVD · 5
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | before 4.9.328; 4.10 to before 4.14.293; 4.15 to before 4.19.258; 4.20 to before 5.4.213; 5.5 to before 5.10.143; 5.11 to before 5.15.168; 5.16 to before 5.19.9 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:6.0:rc1:*:*:*:*:*:* | 6.0 rc1 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:6.0:rc2:*:*:*:*:*:* | 6.0 rc2 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:6.0:rc3:*:*:*:*:*:* | 6.0 rc3 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:6.0:rc4:*:*:*:*:*:* | 6.0 rc4 | Vulnerable | Linux |
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions before 4.9.328; 4.10 to before 4.14.293; 4.15 to before 4.19.258; 4.20 to before 5.4.213; 5.5 to before 5.10.143; 5.11 to before 5.15.168; 5.16 to before 5.19.9 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:6.0:rc1:*:*:*:*:*:* Versions 6.0 rc1 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:6.0:rc2:*:*:*:*:*:* Versions 6.0 rc2 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:6.0:rc3:*:*:*:*:*:* Versions 6.0 rc3 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:6.0:rc4:*:*:*:*:*:* Versions 6.0 rc4 Vulnerable ·Linux
Remediation
- Fix · CNA Linux (Linux) Fixed in 4.9.328, 4.14.293, 4.19.258, 5.4.213, 5.10.143, 5.15.68, 5.19.9, 6.0
Red Hat 5 advisories
- RHSA-2024:9500 Released 2024-11-13 · Red Hat rating Moderatekernel security update
- Red Hat Enterprise Linux BaseOS AUS (v.8.6) bpftool-4.18.0-372.129.1.el8_6, kernel-4.18.0-372.129.1.el8_6, kernel-abi-stablelists-4.18.0-372.129.1.el8_6 +14
- Red Hat Enterprise Linux BaseOS E4S (v.8.6) bpftool-4.18.0-372.129.1.el8_6, kernel-4.18.0-372.129.1.el8_6, kernel-abi-stablelists-4.18.0-372.129.1.el8_6 +19
- Red Hat Enterprise Linux BaseOS TUS (v.8.6) bpftool-4.18.0-372.129.1.el8_6, kernel-4.18.0-372.129.1.el8_6, kernel-abi-stablelists-4.18.0-372.129.1.el8_6 +14
- RHSA-2023:2951 Released 2023-05-16 · Red Hat rating Importantkernel security, bug fix, and enhancement update
- Red Hat Enterprise Linux BaseOS (v. 8) bpftool-4.18.0-477.10.1.el8_8, kernel-4.18.0-477.10.1.el8_8, kernel-abi-stablelists-4.18.0-477.10.1.el8_8 +19
- Red Hat Enterprise Linux CRB (v. 8) kernel-tools-libs-devel-4.18.0-477.10.1.el8_8
- RHSA-2023:2736 Released 2023-05-16 · Red Hat rating Importantkernel-rt security and bug fix update
- Red Hat Enterprise Linux NFV (v. 8) kernel-rt-4.18.0-477.10.1.rt7.274.el8_8, kernel-rt-core-4.18.0-477.10.1.rt7.274.el8_8, kernel-rt-debug-4.18.0-477.10.1.rt7.274.el8_8 +9
- Red Hat Enterprise Linux RT (v. 8) kernel-rt-4.18.0-477.10.1.rt7.274.el8_8, kernel-rt-core-4.18.0-477.10.1.rt7.274.el8_8, kernel-rt-debug-4.18.0-477.10.1.rt7.274.el8_8 +7
Show 2 more Red Hat advisories
- RHSA-2023:2458 Released 2023-05-09 · Red Hat rating Importantkernel security, bug fix, and enhancement update
- Red Hat Enterprise Linux AppStream (v. 9) kernel-64k-debug-devel-5.14.0-284.11.1.el9_2, kernel-64k-debug-devel-matched-5.14.0-284.11.1.el9_2, kernel-64k-devel-5.14.0-284.11.1.el9_2 +10
- Red Hat Enterprise Linux BaseOS (v. 9) bpftool-7.0.0-284.11.1.el9_2, kernel-5.14.0-284.11.1.el9_2, kernel-64k-5.14.0-284.11.1.el9_2 +29
- Red Hat Enterprise Linux CRB (v. 9) kernel-tools-libs-devel-5.14.0-284.11.1.el9_2
- RHSA-2023:2148 Released 2023-05-09 · Red Hat rating Importantkernel-rt security and bug fix update
- Red Hat Enterprise Linux NFV (v. 9) kernel-rt-5.14.0-284.11.1.rt14.296.el9_2, kernel-rt-core-5.14.0-284.11.1.rt14.296.el9_2, kernel-rt-debug-5.14.0-284.11.1.rt14.296.el9_2 +11
- Red Hat Enterprise Linux RT (v. 9) kernel-rt-5.14.0-284.11.1.rt14.296.el9_2, kernel-rt-core-5.14.0-284.11.1.rt14.296.el9_2, kernel-rt-debug-5.14.0-284.11.1.rt14.296.el9_2 +9
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux 7 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux AppStream (v. 9) | Fixed | RHSA-2023:2458 |
| Red Hat Enterprise Linux BaseOS (v. 8) | Fixed | RHSA-2023:2951 |
| Red Hat Enterprise Linux BaseOS (v. 9) | Fixed | RHSA-2023:2458 |
| Red Hat Enterprise Linux BaseOS AUS (v.8.6) | Fixed | RHSA-2024:9500 |
| Red Hat Enterprise Linux BaseOS E4S (v.8.6) | Fixed | RHSA-2024:9500 |
| Red Hat Enterprise Linux BaseOS TUS (v.8.6) | Fixed | RHSA-2024:9500 |
| Red Hat Enterprise Linux CRB (v. 8) | Fixed | RHSA-2023:2951 |
| Red Hat Enterprise Linux CRB (v. 9) | Fixed | RHSA-2023:2458 |
| Red Hat Enterprise Linux NFV (v. 8) | Fixed | RHSA-2023:2736 |
| Red Hat Enterprise Linux NFV (v. 9) | Fixed | RHSA-2023:2148 |
| Red Hat Enterprise Linux RT (v. 8) | Fixed | RHSA-2023:2736 |
| Red Hat Enterprise Linux RT (v. 9) | Fixed | RHSA-2023:2148 |
Timeline
- 2026-10-02 Threatist record created from CVE-2022-48695
- 2026-10-03 Alias added: GHSA-jvc3-6gh7-chwx
References
Patch 8
- https://git.kernel.org/stable/c/b8fc9e91b931215110ba824d1a2983c5f60b6f82
- https://git.kernel.org/stable/c/d4959d09b76eb7a4146f5133962b88d3bddb63d6
- https://git.kernel.org/stable/c/82efb917eeb27454dc4c6fe26432fc8f6c75bc16
- https://git.kernel.org/stable/c/5682c94644fde72f72bded6580c38189ffc856b5
- https://git.kernel.org/stable/c/ea10a652ad2ae2cf3eced6f632a5c98f26727057
- https://git.kernel.org/stable/c/6229fa494a5949be209bc73afbc5d0a749c2e3c7
- https://git.kernel.org/stable/c/41acb064c4e013808bc7d5fc1b506fa449425b0b
- https://git.kernel.org/stable/c/991df3dd5144f2e6b1c38b8d20ed3d4d21e20b34
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Sources
- CVE-2022-48695 · CVE Program
- CVE-2022-48695 · NVD
- FIRST EPSS
- GHSA-jvc3-6gh7-chwx · GitHub Advisory Database · CC BY 4.0
- CVE-2022-48695 · Red Hat security data · CC BY 4.0
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