binutils: Integer overflow in cplus-dem.c:get_count() allows for denial of service
Published Oct 18, 2018
7.8
HIGHCVSS 3.0
EPSS 2.46%
Description
The get_count function in cplus-dem.c in GNU libiberty, as distributed in GNU Binutils 2.31, allows remote attackers to cause a denial of service (malloc called with the result of an integer-overflowing calculation) or possibly have unspecified other impact via a crafted string, as demonstrated by c++filt.
Affected products
No data.
No data.
Red Hat Enterprise Linux 5
binutils
Will not fix
Red Hat Enterprise Linux 5
binutils220
Not affected
Red Hat Enterprise Linux 6
binutils
Will not fix
Red Hat Enterprise Linux 7
binutils
Will not fix
Red Hat Enterprise Linux 8
binutils
Will not fix
Red Hat Enterprise Linux 8
mingw-binutils
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | binutils | Will not fix | n/a |
| Red Hat Enterprise Linux 5 | binutils220 | Not affected | n/a |
| Red Hat Enterprise Linux 6 | binutils | Will not fix | n/a |
| Red Hat Enterprise Linux 7 | binutils | Will not fix | n/a |
| Red Hat Enterprise Linux 8 | binutils | Will not fix | n/a |
| Red Hat Enterprise Linux 8 | mingw-binutils | Will not fix | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This vulnerability is rated as moderate because an integer overflow in the get_count function in cplus-dem.c can lead to a denial of service or potentially other unintended behavior, achieving successful exploitation is not straightforward and depends on the specific conditions to craft input, which could trigger memory corruption.
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:N/I:N/A:H
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 3, 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 (20 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 2.46% (0.02458) | 83.89th | v5 (v2026.06.15) |
| Sep 22, 2026 | 2.46% (0.02458) | 83.73th | v5 (v2026.06.15) |
| Sep 21, 2026 | 4.32% (0.04321) | 90.76th | v5 (v2026.06.15) |
| Sep 6, 2026 | 2.46% (0.02458) | 83.37th | v5 (v2026.06.15) |
| Sep 5, 2026 | 4.32% (0.04321) | 90.55th | v5 (v2026.06.15) |
| Aug 30, 2026 | 2.46% (0.02458) | 83.28th | v5 (v2026.06.15) |
| Aug 28, 2026 | 4.32% (0.04321) | 90.50th | v5 (v2026.06.15) |
| Aug 24, 2026 | 2.46% (0.02458) | 83.19th | v5 (v2026.06.15) |
| Aug 23, 2026 | 4.32% (0.04321) | 90.46th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.37% (0.02373) | 81.59th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.36% (0.00365) | 56.41th | v4 (v2025.03.14) |
| Mar 4, 2025 | 5.49% (0.05491) | 93.25th | v3 (v2023.03.01) |
| Dec 17, 2024 | 3.95% (0.03952) | 91.91th | v3 (v2023.03.01) |
| Dec 12, 2024 | 1.40% (0.01404) | 86.99th | v3 (v2023.03.01) |
| Oct 12, 2023 | 0.99% (0.00993) | 81.85th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.84% (0.00836) | 79.44th | 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
- http://www.securityfocus.com/bid/105689 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://access.redhat.com/security/cve/CVE-2018-18483 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1645957 Issue Tracking
- https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87602 x_refsource_MISCExploitIssue TrackingThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2018-18483
- https://sourceware.org/bugzilla/show_bug.cgi?id=23767 x_refsource_MISCExploitIssue TrackingThird Party Advisory
- https://usn.ubuntu.com/4326-1/ vendor-advisoryx_refsource_UBUNTU
- https://usn.ubuntu.com/4336-1/ vendor-advisoryx_refsource_UBUNTU
- https://www.cve.org/CVERecord?id=CVE-2018-18483
| 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/105689 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| https://access.redhat.com/security/cve/CVE-2018-18483 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1645957 | Issue Tracking | |
| https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87602 | x_refsource_MISCExploitIssue TrackingThird Party Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2018-18483 | ||
| https://sourceware.org/bugzilla/show_bug.cgi?id=23767 | x_refsource_MISCExploitIssue TrackingThird Party Advisory | |
| https://usn.ubuntu.com/4326-1/ | vendor-advisoryx_refsource_UBUNTU | |
| https://usn.ubuntu.com/4336-1/ | vendor-advisoryx_refsource_UBUNTU | |
| https://www.cve.org/CVERecord?id=CVE-2018-18483 |
Change history (0)
No recorded changes yet.