What is CVE-2012-0870?

CVE-2012-0870 is a vulnerability in Rim Blackberry Playbook OS, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2012-02-23.

Is CVE-2012-0870 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Rim Blackberry Playbook OS

CVE-2012-0870

Heap-based buffer overflow in process.c in smbd in Samba 3.0, as used in the file-sharing service on the BlackBerry PlayBook tablet before 2.0.0.7971 and other products, allows remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code via a Batched (aka AndX) request that triggers infinite recursion.

Vulnerability class: Buffer Overflow

Published 2012-02-23 · last modified 2026-06-16.

CVSS v2 metric

CVSS v2 base score 7.9 (High). Vector: AV:A/AC:M/Au:N/C:C/I:C/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.065 (93.5th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 94th percentile — 93.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.065 · newest: 0.065 · change: 0.000

Affected products

Rim Blackberry Playbook OS — versions 1.0, 1.0.3, 1.0.5
Rim Blackberry Playbook Tablet
Samba — versions 3.0.0

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

Public proof-of-concept exploits

ARPSyndicate/cve-scores

References

btsc.webapps.blackberry.com/btsc/search.do (Patch, Vendor Advisory)
lists.opensuse.org/opensuse-security-announce/2012-03/msg00008.html (vendor-advisory)
www.ubuntu.com/usn/USN-1374-1 (vendor-advisory)
lists.opensuse.org/opensuse-security-announce/2012-04/msg00014.html (vendor-advisory)
lists.opensuse.org/opensuse-security-announce/2012-04/msg00008.html (vendor-advisory)
secunia.com/advisories/48844 (third-party-advisory)
secunia.com/advisories/48116 (third-party-advisory)
bugzilla.redhat.com/show_bug.cgi (Patch)
secunia.com/advisories/48879 (third-party-advisory)
secunia.com/advisories/48186 (third-party-advisory)

Frequently asked questions

What is CVE-2012-0870?: CVE-2012-0870 is a vulnerability in Rim Blackberry Playbook OS, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2012-02-23.
Is CVE-2012-0870 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.