libXcursor: file.c: heap-based buffer overflow when reading/creating images
Published Dec 1, 2017
7.8
HIGHCVSS 3.0
EPSS 5.17%
Description
libXcursor before 1.1.15 has various integer overflows that could lead to heap buffer overflows when processing malicious cursors, e.g., with programs like GIMP. It is also possible that an attack vector exists against the related code in cursor/xcursor.c in Wayland through 1.14.0.
Affected products
No data.
Configuration 1
- 8.0
- 9.0
Configuration 2
- 14.04
- 16.04
- 17.04
- 17.10
Configuration 3
- ≤ 1.1.14
No data.
Red Hat Enterprise Linux 5
libXcursor
Will not fix
Red Hat Enterprise Linux 6
libXcursor
Will not fix
Red Hat Enterprise Linux 7
libXcursor
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | libXcursor | Will not fix | n/a |
| Red Hat Enterprise Linux 6 | libXcursor | Will not fix | n/a |
| Red Hat Enterprise Linux 7 | libXcursor | Will not fix | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue affects the versions of libXcursor as shipped with Red Hat Enterprise Linux 5. Red Hat Enterprise Linux 5 is now in Extended Life Cycle phase of the support and maintenance life cycle. This issue is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/. This issue affects the versions of libXcursor as shipped with Red Hat Enterprise Linux 6. Red Hat Enterprise Linux 6 is now in Production 3 Phase of the support and maintenance life cycle. This has been rated as having Moderate security impact and is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/. This issue affects the versions of libXcursor as shipped with Red Hat Enterprise Linux 7. Red Hat Product Security has rated this issue as having Moderate security impact. A future update may address this issue. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/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:H/I:H/A:H
AV:N/AC:L/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 v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (17 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 5.17% (0.05173) | 92.19th | v5 (v2026.06.15) |
| Jun 15, 2026 | 5.17% (0.05173) | 91.34th | v5 (v2026.06.15) |
| Jul 12, 2025 | 3.68% (0.03681) | 87.41th | v4 (v2025.03.14) |
| Mar 17, 2025 | 2.01% (0.02013) | 82.52th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.55% (0.00553) | 78.30th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.55% (0.00553) | 76.86th | v3 (v2023.03.01) |
| May 8, 2023 | 0.55% (0.00553) | 74.16th | v3 (v2023.03.01) |
| Apr 24, 2023 | 0.63% (0.00631) | 75.93th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.07% (0.01071) | 81.96th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.54% (0.01537) | 74.52th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.54% (0.01537) | 74.48th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.54% (0.01537) | 72.41th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.54% (0.01537) | 51.33th | v2 (v2022.01.01) |
| Feb 3, 2022 | 2.68% (0.02678) | 55.40th | v1 |
| Jan 6, 2022 | 2.68% (0.02678) | 54.96th | v1 |
| Sep 1, 2021 | 2.68% (0.02678) | 79.35th | v1 |
| Apr 14, 2021 | 2.68% (0.02678) | 0.00th | v1 |
References (16)
- http://security.cucumberlinux.com/security/details.php?id=156 x_refsource_CONFIRMPatchThird Party Advisory
- http://www.openwall.com/lists/oss-security/2017/11/28/6 mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- http://www.ubuntu.com/usn/USN-3501-1 vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2017-16612 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1518475 Issue Tracking
- https://bugzilla.suse.com/show_bug.cgi?id=1065386 x_refsource_CONFIRMIssue TrackingTool SignatureVDB Entry
- https://cgit.freedesktop.org/wayland/wayland/commit/?id=5d201df72f3d4f4cb8b8f75f980169b03507da38 x_refsource_MISC
- https://cgit.freedesktop.org/xorg/lib/libXcursor/commit/?id=4794b5dd34688158fb51a2943032569d3780c4b8 x_refsource_CONFIRMExploitPatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2017/12/msg00002.html mailing-listx_refsource_MLIST
- https://lists.freedesktop.org/archives/wayland-devel/2017-November/035979.html x_refsource_MISC
- https://marc.info/?l=freedesktop-xorg-announce&m=151188036018262&w=2 mailing-listx_refsource_MLISTThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2017-16612
- https://security.gentoo.org/glsa/201801-04 vendor-advisoryx_refsource_GENTOO
- https://usn.ubuntu.com/3622-1/ vendor-advisoryx_refsource_UBUNTU
- https://www.cve.org/CVERecord?id=CVE-2017-16612
- https://www.debian.org/security/2017/dsa-4059 vendor-advisoryx_refsource_DEBIANThird Party Advisory
Change history (0)
No recorded changes yet.