binutils: integer overflow in load_specific_debug_section function in objdump.c
Published Feb 2, 2018
7.8
HIGHCVSS 3.0
EPSS 2.28%
Description
In GNU Binutils 2.30, there's an integer overflow in the function load_specific_debug_section() in objdump.c, which results in `malloc()` with 0 size. A crafted ELF file allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact.
Affected products
No data.
No data.
Red Hat Enterprise Linux 5
binutils
Not affected
Red Hat Enterprise Linux 6
binutils
Not affected
Red Hat Enterprise Linux 7
binutils
Not affected
Red Hat Enterprise Linux 8
binutils
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | binutils | Not affected | n/a |
| Red Hat Enterprise Linux 6 | binutils | Not affected | n/a |
| Red Hat Enterprise Linux 7 | binutils | Not affected | n/a |
| Red Hat Enterprise Linux 8 | binutils | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue did not affect the versions of binutils as shipped with Red Hat Enterprise Linux 5, 6, and 7.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
1 other source (Red Hat) ▾
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
AV:N/AC:M/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Table of values (21 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.28% (0.02285) | 82.55th | v5 (v2026.06.15) |
| Sep 22, 2026 | 2.28% (0.02285) | 82.41th | v5 (v2026.06.15) |
| Sep 21, 2026 | 3.40% (0.03403) | 88.34th | v5 (v2026.06.15) |
| Sep 6, 2026 | 2.28% (0.02285) | 82.03th | v5 (v2026.06.15) |
| Sep 5, 2026 | 3.40% (0.03403) | 88.08th | v5 (v2026.06.15) |
| Aug 30, 2026 | 2.28% (0.02285) | 81.94th | v5 (v2026.06.15) |
| Aug 28, 2026 | 3.40% (0.03403) | 88.01th | v5 (v2026.06.15) |
| Aug 24, 2026 | 2.28% (0.02285) | 81.84th | v5 (v2026.06.15) |
| Aug 23, 2026 | 3.40% (0.03403) | 87.96th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.33% (0.02329) | 81.23th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.25% (0.00246) | 45.95th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.61% (0.00611) | 79.37th | v3 (v2023.03.01) |
| Apr 11, 2024 | 0.61% (0.00611) | 78.37th | v3 (v2023.03.01) |
| Jan 13, 2024 | 0.61% (0.00611) | 76.37th | v3 (v2023.03.01) |
| Dec 13, 2023 | 0.52% (0.00518) | 74.11th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.43% (0.00431) | 71.32th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.36% (0.00356) | 67.64th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.21% (0.01213) | 66.61th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.21% (0.01213) | 40.54th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.94% (0.01943) | 48.45th | v5 (v2026.06.15) |
| Apr 14, 2021 | 1.94% (0.01943) | 0.00th | v1 |
References (9)
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00072.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00008.html vendor-advisoryx_refsource_SUSE
- http://www.securityfocus.com/bid/102985 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://access.redhat.com/security/cve/CVE-2018-6543 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1542275 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2018-6543
- https://security.gentoo.org/glsa/201811-17 vendor-advisoryx_refsource_GENTOOThird Party Advisory
- https://sourceware.org/bugzilla/show_bug.cgi?id=22769 x_refsource_MISCExploitIssue TrackingThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2018-6543
| Link | Providers | Tags |
|---|---|---|
| http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00072.html | vendor-advisoryx_refsource_SUSE | |
| http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00008.html | vendor-advisoryx_refsource_SUSE | |
| http://www.securityfocus.com/bid/102985 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| https://access.redhat.com/security/cve/CVE-2018-6543 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1542275 | Issue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2018-6543 | ||
| https://security.gentoo.org/glsa/201811-17 | vendor-advisoryx_refsource_GENTOOThird Party Advisory | |
| https://sourceware.org/bugzilla/show_bug.cgi?id=22769 | x_refsource_MISCExploitIssue TrackingThird Party Advisory | |
| https://www.cve.org/CVERecord?id=CVE-2018-6543 |
Change history (0)
No recorded changes yet.