CVE-2015-3239
What it is
Off-by-one error in the dwarf_to_unw_regnum function in include/dwarf_i.h in libunwind 1.1 allows local users to have unspecified impact via invalid dwarf opcodes.
At a glance
- Exploitability
- Can be exploited locally on the machine without logging in. Limited direct impact.
- Exploit odds
- 0.5% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.5% in the next 30 days (EPSS).
- Severity: 3.3 LOW (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.5% · EPSS, next 30 days
- Weakness
- CWE-189
- Record status
- Modified
Affected
- Libunwind Project Libunwind 1.1
Attack profile CVSS 2.0 · 3.3
- Attack vector
- Local
- Complexity
- Medium
- Authentication
- None
- Confidentiality
- Partial
- Integrity
- Partial
- Availability
- None
Raw vector
AV:L/AC:M/Au:N/C:P/I:P/A:N
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2015-3239.md and follow it. Check whether this project is affected by CVE-2015-3239. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- http://git.savannah.gnu.org/cgit/libunwind.git/commit/?id=396b6c7ab737e2bff244d640601c436a26260ca1
- http://rhn.redhat.com/errata/RHSA-2015-1675.html
- http://git.savannah.gnu.org/cgit/libunwind.git/commit/?id=396b6c7ab737e2bff244d640601c436a26260ca1
- http://rhn.redhat.com/errata/RHSA-2015-1675.html
References
- http://git.savannah.gnu.org/cgit/libunwind.git/commit/?id=396b6c7ab737e2bff244d640601c436a26260ca1
- http://rhn.redhat.com/errata/RHSA-2015-1675.html
- http://rhn.redhat.com/errata/RHSA-2015-1768.html
- http://rhn.redhat.com/errata/RHSA-2015-1769.html
- http://www.securityfocus.com/bid/76707
- https://bugzilla.redhat.com/show_bug.cgi?id=1232265
- http://git.savannah.gnu.org/cgit/libunwind.git/commit/?id=396b6c7ab737e2bff244d640601c436a26260ca1
- http://rhn.redhat.com/errata/RHSA-2015-1675.html
- http://rhn.redhat.com/errata/RHSA-2015-1768.html
- http://rhn.redhat.com/errata/RHSA-2015-1769.html
- http://www.securityfocus.com/bid/76707
- https://bugzilla.redhat.com/show_bug.cgi?id=1232265