cairo: infinite loop in the function _arc_error_normalized in the file cairo-arc.c
Published Jan 16, 2019
6.5
MEDIUMCVSS 3.1
EPSS 2.12%
Description
An issue was discovered in cairo 1.16.0. There is an infinite loop in the function _arc_error_normalized in the file cairo-arc.c, related to _arc_max_angle_for_tolerance_normalized.
Affected products
No data.
- 1.16.0
No data.
Red Hat Enterprise Linux 5
cairo
Will not fix
Red Hat Enterprise Linux 6
cairo
Will not fix
Red Hat Enterprise Linux 6
chromium-browser
Not affected
Red Hat Enterprise Linux 6
firefox
Not affected
Red Hat Enterprise Linux 6
thunderbird
Not affected
Red Hat Enterprise Linux 7
cairo
Will not fix
Red Hat Enterprise Linux 8
cairo
Will not fix
Red Hat Enterprise Linux 8
mingw-cairo
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | cairo | Will not fix | n/a |
| Red Hat Enterprise Linux 6 | cairo | Will not fix | n/a |
| Red Hat Enterprise Linux 6 | chromium-browser | Not affected | n/a |
| Red Hat Enterprise Linux 6 | firefox | Not affected | n/a |
| Red Hat Enterprise Linux 6 | thunderbird | Not affected | n/a |
| Red Hat Enterprise Linux 7 | cairo | Will not fix | n/a |
| Red Hat Enterprise Linux 8 | cairo | Will not fix | n/a |
| Red Hat Enterprise Linux 8 | mingw-cairo | Will not fix | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This vulnerability is rated as a moderate because it allows a denial of service due to an infinite loop in the _arc_error_normalized function within cairo-arc.c, related to _arc_max_angle_for_tolerance_normalized, exploiting this issue requires processing specific input, which can cause applications to become unresponsive and the impact is limited to availability.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
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 2, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v5
Table of values (16 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 2.12% (0.02124) | 81.25th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.14% (0.02142) | 79.61th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.32% (0.00316) | 70.66th | v3 (v2023.03.01) |
| Jun 8, 2024 | 0.32% (0.00316) | 70.37th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.31% (0.00310) | 69.22th | v3 (v2023.03.01) |
| Jan 10, 2024 | 0.31% (0.00310) | 66.89th | v3 (v2023.03.01) |
| Nov 8, 2023 | 0.22% (0.00218) | 59.62th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.14% (0.00138) | 47.49th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00954) | 36.37th | v2 (v2022.01.01) |
| Sep 2, 2022 | 0.95% (0.00954) | 34.50th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.95% (0.00954) | 32.50th | v2 (v2022.01.01) |
| Feb 4, 2022 | 3.28% (0.03283) | 65.67th | v2 (v2022.01.01) |
| Feb 3, 2022 | 3.63% (0.03630) | 71.73th | v1 |
| Jan 6, 2022 | 3.63% (0.03630) | 71.48th | v1 |
| Sep 1, 2021 | 0.83% (0.00833) | 57.50th | v1 |
| Apr 14, 2021 | 0.83% (0.00833) | 0.00th | v1 |
References (7)
- https://access.redhat.com/security/cve/CVE-2019-6462 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1671399 Issue Tracking
- https://github.com/TeamSeri0us/pocs/tree/master/gerbv x_refsource_MISCNot ApplicableThird Party Advisory
- https://gitlab.freedesktop.org/cairo/cairo/issues/353 x_refsource_MISCThird Party Advisory
- https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3E mailing-listx_refsource_MLIST
- https://nvd.nist.gov/vuln/detail/CVE-2019-6462
- https://www.cve.org/CVERecord?id=CVE-2019-6462
| Link | Providers | Tags |
|---|---|---|
| https://access.redhat.com/security/cve/CVE-2019-6462 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1671399 | Issue Tracking | |
| https://github.com/TeamSeri0us/pocs/tree/master/gerbv | x_refsource_MISCNot ApplicableThird Party Advisory | |
| https://gitlab.freedesktop.org/cairo/cairo/issues/353 | x_refsource_MISCThird Party Advisory | |
| https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3E | mailing-listx_refsource_MLIST | |
| https://nvd.nist.gov/vuln/detail/CVE-2019-6462 | ||
| https://www.cve.org/CVERecord?id=CVE-2019-6462 |
Change history (0)
No recorded changes yet.