python-pillow: multiple out-of-bounds reads in libImaging/FliDecode.c
Published Jun 25, 2020
7.1
HIGHCVSS 4.0
EPSS 1.48%
Description
Pillow before 7.1.0 has multiple out-of-bounds reads in libImaging/FliDecode.c.
Affected products
No data.
Configuration 2
- 9.0
Configuration 3
- 31
- 32
Configuration 4
- 16.04
- 18.04
- 20.04
No data.
Red Hat Quay 3
quay/clair-rhel8:v3.4.0-25
Fixed · RHSA-2021:0420
Red Hat Quay 3
quay/quay-bridge-operator-bundle:v3.4.0-3
Fixed · RHSA-2021:0420
Red Hat Quay 3
quay/quay-bridge-operator-rhel8:v3.4.0-17
Fixed · RHSA-2021:0420
Red Hat Quay 3
quay/quay-builder-qemu-rhcos-rhel8:v3.4.0-17
Fixed · RHSA-2021:0420
Red Hat Quay 3
quay/quay-builder-rhel8:v3.4.0-18
Fixed · RHSA-2021:0420
Red Hat Quay 3
quay/quay-container-security-operator-bundle:v3.4.0-2
Fixed · RHSA-2021:0420
Red Hat Quay 3
quay/quay-container-security-operator-rhel8:v3.4.0-2
Fixed · RHSA-2021:0420
Red Hat Quay 3
quay/quay-openshift-bridge-rhel8-operator:v3.4.0-17
Fixed · RHSA-2021:0420
Red Hat Quay 3
quay/quay-operator-bundle:v3.4.0-89
Fixed · RHSA-2021:0420
Red Hat Quay 3
quay/quay-operator-rhel8:v3.4.0-132
Fixed · RHSA-2021:0420
Red Hat Quay 3
quay/quay-rhel8:v3.4.0-51
Fixed · RHSA-2021:0420
Red Hat Enterprise Linux 5
python-imaging
Out of support scope
Red Hat Enterprise Linux 6
python-imaging
Out of support scope
Red Hat Enterprise Linux 7
python-pillow
Fix deferred
Red Hat Enterprise Linux 8
python-pillow
Fix deferred
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Quay 3 | quay/clair-rhel8:v3.4.0-25 | Fixed | RHSA-2021:0420 |
| Red Hat Quay 3 | quay/quay-bridge-operator-bundle:v3.4.0-3 | Fixed | RHSA-2021:0420 |
| Red Hat Quay 3 | quay/quay-bridge-operator-rhel8:v3.4.0-17 | Fixed | RHSA-2021:0420 |
| Red Hat Quay 3 | quay/quay-builder-qemu-rhcos-rhel8:v3.4.0-17 | Fixed | RHSA-2021:0420 |
| Red Hat Quay 3 | quay/quay-builder-rhel8:v3.4.0-18 | Fixed | RHSA-2021:0420 |
| Red Hat Quay 3 | quay/quay-container-security-operator-bundle:v3.4.0-2 | Fixed | RHSA-2021:0420 |
| Red Hat Quay 3 | quay/quay-container-security-operator-rhel8:v3.4.0-2 | Fixed | RHSA-2021:0420 |
| Red Hat Quay 3 | quay/quay-openshift-bridge-rhel8-operator:v3.4.0-17 | Fixed | RHSA-2021:0420 |
| Red Hat Quay 3 | quay/quay-operator-bundle:v3.4.0-89 | Fixed | RHSA-2021:0420 |
| Red Hat Quay 3 | quay/quay-operator-rhel8:v3.4.0-132 | Fixed | RHSA-2021:0420 |
| Red Hat Quay 3 | quay/quay-rhel8:v3.4.0-51 | Fixed | RHSA-2021:0420 |
| Red Hat Enterprise Linux 5 | python-imaging | Out of support scope | n/a |
| Red Hat Enterprise Linux 6 | python-imaging | Out of support scope | n/a |
| Red Hat Enterprise Linux 7 | python-pillow | Fix deferred | n/a |
| Red Hat Enterprise Linux 8 | python-pillow | Fix deferred | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
1 other source (Red Hat) ▾
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:P/I:N/A:N
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 v5
- EPSS v2
- EPSS v3
- EPSS v4
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Table of values (15 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 1.48% (0.01480) | 73.00th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.47% (0.01468) | 70.23th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.26% (0.00258) | 47.21th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.10% (0.00104) | 44.03th | v3 (v2023.03.01) |
| Apr 14, 2024 | 0.11% (0.00107) | 42.73th | v3 (v2023.03.01) |
| Feb 10, 2024 | 0.09% (0.00089) | 36.59th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.09% (0.00092) | 38.59th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.07% (0.00065) | 26.54th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.54% (0.01537) | 74.52th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.54% (0.01537) | 72.41th | v2 (v2022.01.01) |
| Feb 4, 2022 | 5.13% (0.05132) | 75.07th | v2 (v2022.01.01) |
| Feb 3, 2022 | 8.66% (0.08659) | 85.81th | v1 |
| Jan 6, 2022 | 8.66% (0.08659) | 85.64th | v1 |
| Jan 5, 2022 | 2.07% (0.02069) | 78.02th | v5 (v2026.06.15) |
| Apr 14, 2021 | 2.07% (0.02069) | 0.00th | v1 |
References (31)
- https://access.redhat.com/security/cve/CVE-2020-10177 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1852824 Issue Tracking
- https://github.com/advisories/GHSA-cqhg-xjhh-p8hf Advisory
- https://github.com/pypa/advisory-database/tree/main/vulns/pillow/PYSEC-2020-76.yaml
- https://github.com/python-pillow/Pillow/commit/00c6dd72d9ed0124cec81040b4bab0979a200fe2
- https://github.com/python-pillow/Pillow/commit/088ce4df981b70fbec140ee54417bcb49a7dffca
- https://github.com/python-pillow/Pillow/commit/11ef7ca53a7d0af4bc52666c29199deffa5fc1bd
- https://github.com/python-pillow/Pillow/commit/19ff42bd683486a8a308743c76972ef6a6482e9b
- https://github.com/python-pillow/Pillow/commit/5b490fc413dfab2d52de46a58905c25d9badb650
- https://github.com/python-pillow/Pillow/commit/8d4f3c0c5f2fecf175aeb895e9c2d6d06d85bdc9
- https://github.com/python-pillow/Pillow/commit/b4e439d6d7fd986cd6b4c7f9ca18830d79dacd44
- https://github.com/python-pillow/Pillow/commit/c5edc361fd6450f805a6a444723b0f68190b1d0c
- https://github.com/python-pillow/Pillow/commit/c66d8aa75436f334f686fe32bca8e414bcdd18e6
- https://github.com/python-pillow/Pillow/commit/c88b0204d7c930e3bd72626ae6ea078571cc0ea7
- https://github.com/python-pillow/Pillow/commit/f6926a041b4b544fd2ced3752542afb6c8c19405
- https://github.com/python-pillow/Pillow/commits/master/src/libImaging x_refsource_MISCBroken Link
- https://github.com/python-pillow/Pillow/issues/4750
- https://github.com/python-pillow/Pillow/pull/4503 x_refsource_MISCIssue TrackingPatch
- https://github.com/python-pillow/Pillow/pull/4538 x_refsource_MISCIssue TrackingPatch
- https://lists.debian.org/debian-lts-announce/2020/08/msg00012.html mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BEBCPE4F2VHTIT6EZA2YZQZLPVDEBJGD/ vendor-advisoryx_refsource_FEDORA
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HOKHNWV2VS5GESY7IBD237E7C6T3I427/ vendor-advisoryx_refsource_FEDORA
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BEBCPE4F2VHTIT6EZA2YZQZLPVDEBJGD
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HOKHNWV2VS5GESY7IBD237E7C6T3I427
- https://nvd.nist.gov/vuln/detail/CVE-2020-10177
- https://pillow.readthedocs.io/en/stable/releasenotes/6.2.3.html
- https://pillow.readthedocs.io/en/stable/releasenotes/7.1.0.html x_refsource_MISCProduct
- https://snyk.io/vuln/SNYK-PYTHON-PILLOW-574573
- https://usn.ubuntu.com/4430-1 vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://usn.ubuntu.com/4430-2 vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2020-10177
Change history (0)
No recorded changes yet.