Integer signedness error in bspatch.c in bspatch in bsdiff, as used in Apple OS X before…
Priority MEDIUM 44CWE-190Published · Updated
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
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-190 and the CVSS impact.
Summary
Integer signedness error in bspatch.c in bspatch in bsdiff, as used in Apple OS X before 10.11.6 and other products, allows remote attackers to execute arbitrary code or cause a denial of service (heap-based buffer overflow) via a crafted patch file.
Why it matters now
EPSS 0.06762 94th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
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
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2014-9862
- 2026-10-03 Alias added: GHSA-gv4w-9q78-3649
References
Advisory 6
Other 6
- https://android.googlesource.com/platform/external/bsdiff/+/4d054795b673855e3a7556c6f2f7ab99ca509998
- https://chromium.googlesource.com/chromiumos/third_party/bsdiff/+/d0307d1711bd74e51b783a49f9160775aa22e659
- https://bugs.chromium.org/p/chromium/issues/detail?id=372525
- [debian-lts-announce] 20191126 [SECURITY] [DLA 2010-1] bsdiff security update
- [oss-security] 20200709 X41 D-Sec GmbH Security Advisory X41-2020-006: Memory Corruption Vulnerability in bspatch
- 20200709 X41 D-Sec GmbH Security Advisory X41-2020-006: Memory Corruption Vulnerability in bspatch
More Apple Mac Os X vulnerabilities
- TI-2021-01573 Apple iOS and iPadOS: A remote attacker may be able to cause arbitrary code execution KEVCVSS 3.1CRITICAL 9.8
- TI-2021-01572 Apple iOS and iPadOS: A remote attacker may be able to cause arbitrary code execution KEVCVSS 3.1CRITICAL 9.8
- TI-2014-05975 GNU Bash through 4.3 bash43-025 processes trailing strings after certain malformed… KEVCVSS 3.1CRITICAL 9.8
- TI-2014-05157 GNU Bash through 4.3 processes trailing strings after function definitions in the values… KEVCVSS 3.1CRITICAL 9.8
- TI-2012-01607 sapi/cgi/cgi_main.c in PHP before 5.3.12 and 5.4.x before 5.4.2, when configured as a CGI… KEVCVSS 3.1CRITICAL 9.8
- TI-2022-02117 Out-of-bounds write in Google Chrome KEVCVSS 3.1HIGH 8.8
Sources
- CVE-2014-9862 · CVE Program
- CVE-2014-9862 · NVD
- FIRST EPSS
- GHSA-gv4w-9q78-3649 · GitHub Advisory Database · CC BY 4.0
- CVE-2014-9862 · Red Hat security data · CC BY 4.0
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