jbd2: add miss release buffer head in fc_do_one_pass()
Priority LOW 22Published · Updated
Key facts
- Attack vector
- —
- Privileges required
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- User interaction
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- Attack complexity
- —
- Impact type
- —
- Confidentiality · integrity · availability
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- Fix status
- Partial Red Hat: 3 fixed, 4 without a fix
No CVSS vector from any source. Fix status from CNA and Red Hat.
Summary
In the Linux kernel, the following vulnerability has been resolved: jbd2: add miss release buffer head in fc_do_one_pass() In fc_do_one_pass() miss release buffer head after use which will lead to reference count leak.
Why it matters now
EPSS 0.00239 14th percentileScored 2026-11-07
Fix Partial Linux (Linux): 5.10.150, 5.15.75, 5.19.17 +2Red Hat: 1 advisoryRed Hat: 3 fixed, 4 without a fix
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
Remediation
- Fix · CNA Linux (Linux) Fixed in 5.10.150, 5.15.75, 5.19.17, 6.0.3, 6.1
Red Hat 1 advisory
- 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
Vendor assessments
Red Hat
Red Hat rating: Low. 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 yet: Fix deferred |
| Red Hat Enterprise Linux 8 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 9 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux AppStream (v. 9) | Fixed | RHSA-2023:2458 |
| Red Hat Enterprise Linux BaseOS (v. 9) | Fixed | RHSA-2023:2458 |
| Red Hat Enterprise Linux CRB (v. 9) | Fixed | RHSA-2023:2458 |
Not affected: 1 product
- Red Hat Enterprise Linux 10
Timeline
- 2026-10-02 Threatist record created from CVE-2022-50835
- 2026-10-03 Alias added: GHSA-q896-33p3-px23
References
Other 5
- https://git.kernel.org/stable/c/e65506ff181fc176088f32117d69b9cb1ddda777
- https://git.kernel.org/stable/c/56fcd0788f0d9243c1754bd6f80b8b327c4afeee
- https://git.kernel.org/stable/c/27c7bd35135d5ab38b9138ecf186ce54a96c98d9
- https://git.kernel.org/stable/c/1f48116cbd3404898c9022892e114dd7cc3063c1
- https://git.kernel.org/stable/c/dfff66f30f66b9524b661f311bbed8ff3d2ca49f
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- 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
Sources
- CVE-2022-50835 · CVE Program
- CVE-2022-50835 · NVD
- FIRST EPSS
- GHSA-q896-33p3-px23 · GitHub Advisory Database · CC BY 4.0
- CVE-2022-50835 · Red Hat security data · CC BY 4.0
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