CVE-2018-12697: canonical ubuntu_linux NULL Pointer Dereference
Vulnerability summary
CVE-2018-12697 is a high (CVSS 7.5) NULL Pointer Dereference vulnerability in canonical ubuntu_linux. EPSS estimates a 5.00% chance of exploitation in the next 30 days, higher than 92.1% of scored vulnerabilities. 3 public exploits are recorded.
Advisory lineage
Upstream 0 · Downstream 4 · Related 3Timeline
- 23-06-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
A NULL pointer dereference (aka SEGV on unknown address 0x000000000000) was discovered in work_stuff_copy_to_from in cplus-dem.c in GNU libiberty, as distributed in GNU Binutils 2.30. This can occur during execution of objdump.
CVSS metrics
4 scores · 3 sources · 2 versions- OSV · UbuntuEcosystem advisory · calculated7.5HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated7.5HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
5.00%
Chance of exploitation in the next 30 days
Percentile
92%
Versus all other CVEs
30-day change
0.00 pp
From 5.00% on 18-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
3 foundExploit Reference (bugs.launchpad.net)
Maturity: unknown
Exploit Reference (sourceware.org)
Maturity: unknown
Exploit Reference (gcc.gnu.org)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Ubuntu2 products
- binutilsAll versions (No fix recorded) | < 2.26.1-1ubuntu1~16.04.8+esm1 | < 2.30-21ubuntu1~18.04.3
- libiberty< 20160215-1ubuntu0.3 | < 20170913-1ubuntu0.1
Canonical1 product
- ubuntu_linuxEOL16.04.4
Debian1 product
- binutils< 2.32.51.20190707-1
Gnu1 product
- binutils2.30
4 vendors · 5 products
References
14 links- sourceware.org/bugzilla/show_bug.cgi?id=23057X Refsource MISCExploitIssue TrackingThird Party Advisory
