binutils: NULL pointer dereference in swap_std_reloc_in function in aoutx.h resulting in crash
Published Mar 2, 2018
5.5
MEDIUMCVSS 3.0
EPSS 1.88%
Description
The swap_std_reloc_in function in aoutx.h in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.30, allows remote attackers to cause a denial of service (aout_32_swap_std_reloc_out NULL pointer dereference and application crash) via a crafted ELF file, as demonstrated by objcopy.
Affected products
No data.
Configuration 2
- 7.0
- 7.0
- 7.0
No data.
Red Hat Enterprise Linux 7
binutils-0:2.27-34.base.el7
Fixed · RHSA-2018:3032
Red Hat Enterprise Linux 5
binutils
Will not fix
Red Hat Enterprise Linux 5
binutils220
Will not fix
Red Hat Enterprise Linux 6
binutils
Will not fix
Red Hat Enterprise Linux 8
binutils
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 7 | binutils-0:2.27-34.base.el7 | Fixed | RHSA-2018:3032 |
| Red Hat Enterprise Linux 5 | binutils | Will not fix | n/a |
| Red Hat Enterprise Linux 5 | binutils220 | Will not fix | n/a |
| Red Hat Enterprise Linux 6 | binutils | Will not fix | n/a |
| Red Hat Enterprise Linux 8 | binutils | Not affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
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:N/I:N/A:H
1 other source (Red Hat) ▾
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
AV:N/AC:M/Au:N/C:N/I:N/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 (19 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.88% (0.01882) | 78.72th | v5 (v2026.06.15) |
| Sep 22, 2026 | 1.88% (0.01882) | 78.55th | v5 (v2026.06.15) |
| Sep 21, 2026 | 3.55% (0.03551) | 88.81th | v5 (v2026.06.15) |
| Sep 6, 2026 | 1.88% (0.01882) | 78.10th | v5 (v2026.06.15) |
| Sep 5, 2026 | 3.55% (0.03551) | 88.56th | v5 (v2026.06.15) |
| Aug 30, 2026 | 1.88% (0.01882) | 77.99th | v5 (v2026.06.15) |
| Aug 28, 2026 | 3.55% (0.03551) | 88.49th | v5 (v2026.06.15) |
| Aug 24, 2026 | 1.88% (0.01882) | 77.87th | v5 (v2026.06.15) |
| Aug 23, 2026 | 3.55% (0.03551) | 88.44th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.95% (0.01949) | 77.52th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.28% (0.00280) | 49.39th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.58% (0.00578) | 78.75th | v3 (v2023.03.01) |
| Jul 17, 2024 | 0.58% (0.00578) | 78.22th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.41% (0.00407) | 73.13th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.41% (0.00407) | 69.73th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.32% (0.01319) | 71.27th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.32% (0.01319) | 44.98th | v2 (v2022.01.01) |
| Feb 3, 2022 | 2.58% (0.02580) | 55.23th | v5 (v2026.06.15) |
| Apr 14, 2021 | 2.58% (0.02580) | 0.00th | v1 |
References (11)
- 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
- https://access.redhat.com/errata/RHBA-2019:0327 vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3032 vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2018-7642 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1553115 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2018-7642
- https://security.gentoo.org/glsa/201811-17 vendor-advisoryx_refsource_GENTOOThird Party Advisory
- https://sourceware.org/bugzilla/show_bug.cgi?id=22887 x_refsource_MISCIssue TrackingThird Party Advisory
- https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=116acb2c268c89c89186673a7c92620d21825b25 x_refsource_MISC
- https://www.cve.org/CVERecord?id=CVE-2018-7642
| 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 | |
| https://access.redhat.com/errata/RHBA-2019:0327 | vendor-advisoryx_refsource_REDHATThird Party Advisory | |
| https://access.redhat.com/errata/RHSA-2018:3032 | vendor-advisoryx_refsource_REDHATThird Party Advisory | |
| https://access.redhat.com/security/cve/CVE-2018-7642 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1553115 | Issue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2018-7642 | ||
| https://security.gentoo.org/glsa/201811-17 | vendor-advisoryx_refsource_GENTOOThird Party Advisory | |
| https://sourceware.org/bugzilla/show_bug.cgi?id=22887 | x_refsource_MISCIssue TrackingThird Party Advisory | |
| https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=116acb2c268c89c89186673a7c92620d21825b25 | x_refsource_MISC | |
| https://www.cve.org/CVERecord?id=CVE-2018-7642 |
Change history (0)
No recorded changes yet.