Buffer overflow in the mac_partition function in fs/partitions/mac.c in the Linux kernel…
Priority LOW 23CWE-120Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · Complete
- Fix status
- Fixed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-120 and the CVSS impact.
Summary
Buffer overflow in the mac_partition function in fs/partitions/mac.c in the Linux kernel before 2.6.37.2 allows local users to cause a denial of service (panic) or possibly have unspecified other impact via a malformed Mac OS partition table.
Why it matters now
EPSS 0.00509 43rd percentileScored 2026-11-07
Fix Fixed Red Hat: 4 advisories
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 4 advisories
- RHSA-2011:0883 Released 2011-06-21 · Red Hat rating Importantkernel security and bug fix update
- Red Hat Enterprise Linux Server EUS (v. 6.0) kernel-2.6.32-71.31.1.el6, kernel-bootwrapper-2.6.32-71.31.1.el6, kernel-debug-2.6.32-71.31.1.el6 +8
- RHSA-2011:0542 Released 2011-05-19 · Red Hat rating ImportantRed Hat Enterprise Linux 6.1 kernel security, bug fix and enhancement update
- Red Hat Enterprise Linux Desktop (v. 6) kernel-2.6.32-131.0.15.el6, kernel-debug-2.6.32-131.0.15.el6, kernel-debug-devel-2.6.32-131.0.15.el6 +5
- Red Hat Enterprise Linux HPC Node (v. 6) kernel-2.6.32-131.0.15.el6, kernel-debug-2.6.32-131.0.15.el6, kernel-debug-devel-2.6.32-131.0.15.el6 +5
- Red Hat Enterprise Linux Server (v. 6) kernel-2.6.32-131.0.15.el6, kernel-bootwrapper-2.6.32-131.0.15.el6, kernel-debug-2.6.32-131.0.15.el6 +8
- Red Hat Enterprise Linux Workstation (v. 6) kernel-2.6.32-131.0.15.el6, kernel-debug-2.6.32-131.0.15.el6, kernel-debug-devel-2.6.32-131.0.15.el6 +5
- RHSA-2011:0500 Released 2011-05-10 · Red Hat rating Importantkernel-rt security and bug fix update
- MRG Realtime for RHEL 5 Server kernel-rt-2.6.33.9-rt31.64.el5rt, kernel-rt-debug-2.6.33.9-rt31.64.el5rt, kernel-rt-debug-devel-2.6.33.9-rt31.64.el5rt +7
Show 1 more Red Hat advisories
- RHSA-2011:0429 Released 2011-04-12 · Red Hat rating Importantkernel security and bug fix update
- Red Hat Enterprise Linux (v. 5.6.z server) kernel-2.6.18-238.9.1.el5, kernel-2.6.18-238.9.1.el5.ia64, kernel-PAE-2.6.18-238.9.1.el5 +14
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| MRG Realtime for RHEL 5 Server | Fixed | RHSA-2011:0500 |
| Red Hat Enterprise Linux (v. 5.6.z server) | Fixed | RHSA-2011:0429 |
| Red Hat Enterprise Linux Desktop (v. 6) | Fixed | RHSA-2011:0542 |
| Red Hat Enterprise Linux HPC Node (v. 6) | Fixed | RHSA-2011:0542 |
| Red Hat Enterprise Linux Server (v. 6) | Fixed | RHSA-2011:0542 |
| Red Hat Enterprise Linux Server EUS (v. 6.0) | Fixed | RHSA-2011:0883 |
| Red Hat Enterprise Linux Workstation (v. 6) | Fixed | RHSA-2011:0542 |
Timeline
- 2026-10-02 Threatist record created from CVE-2011-1010
- 2026-10-03 Alias added: GHSA-4vrq-3h8h-j65j
References
Patch 6
- 8115
- [oss-security] 20110222 CVE request: kernel: fs/partitions: validate map_count in mac partition tables
- https://bugzilla.redhat.com/show_bug.cgi?id=679282
- [oss-security] 20110222 Re: CVE request: kernel: fs/partitions: validate map_count in mac partition tables
- [oss-security] 20110222 Re: CVE request: kernel: fs/partitions: validate map_count in mac partition tables
- http://www.pre-cert.de/advisories/PRE-SA-2011-01.txt
More Linux Kernel vulnerabilities
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- 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-2011-1010 · CVE Program
- CVE-2011-1010 · NVD
- FIRST EPSS
- GHSA-4vrq-3h8h-j65j · GitHub Advisory Database · CC BY 4.0
- CVE-2011-1010 · Red Hat security data · CC BY 4.0
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