In Xpdf 4.01.01, there is a heap-based buffer over-read in the function JBIG2Stream::readTextRegionSeg() located at JBIG2Stream.cc
Published Jul 4, 2019
5.5
MEDIUMCVSS 3.1
EPSS 1.14%
Description
In Xpdf 4.01.01, there is a heap-based buffer over-read in the function JBIG2Stream::readTextRegionSeg() located at JBIG2Stream.cc. It can, for example, be triggered by sending a crafted PDF document to the pdftoppm tool. It might allow an attacker to cause Information Disclosure.
Affected products
No data.
Configuration 1
- 4.01.01
Configuration 2
- 29
- 30
- 31
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/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
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 1.14% (0.01140) | 65.46th | v5 (v2026.06.15) |
| Sep 20, 2026 | 1.14% (0.01140) | 65.19th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.10% (0.00102) | 42.28th | v3 (v2023.03.01) |
| Jun 27, 2024 | 0.10% (0.00102) | 42.13th | v3 (v2023.03.01) |
| Jun 18, 2024 | 0.07% (0.00072) | 31.09th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.07% (0.00072) | 29.09th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.02% (0.01018) | 40.69th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.02% (0.01018) | 36.86th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.10% (0.02102) | 56.73th | v2 (v2022.01.01) |
| Feb 3, 2022 | 4.50% (0.04504) | 76.47th | v1 |
| Jan 6, 2022 | 4.50% (0.04504) | 76.26th | v1 |
| Jan 5, 2022 | 1.04% (0.01040) | 65.70th | v5 (v2026.06.15) |
| Apr 14, 2021 | 1.04% (0.01040) | 0.00th | v1 |
References (4)
- https://github.com/PanguL4b/pocs/tree/master/xpdf/heap-buffer-overflow_JBIG2Stream__readTextRegionSeg x_refsource_MISCExploitThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DJJD7X3ES7ZHJUY2R3DAVCJPV23R64VK/ vendor-advisoryx_refsource_FEDORA
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FWEWFUVITPA3Y6F4A5SJSROKYT7PRH7Q/ vendor-advisoryx_refsource_FEDORA
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TNIJWRYTCLGV35WGIHYTMMOPEEOOTIPT/ vendor-advisoryx_refsource_FEDORA
| Link | Providers | Tags |
|---|---|---|
| https://github.com/PanguL4b/pocs/tree/master/xpdf/heap-buffer-overflow_JBIG2Stream__readTextRegionSeg | x_refsource_MISCExploitThird Party Advisory | |
| https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DJJD7X3ES7ZHJUY2R3DAVCJPV23R64VK/ | vendor-advisoryx_refsource_FEDORA | |
| https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FWEWFUVITPA3Y6F4A5SJSROKYT7PRH7Q/ | vendor-advisoryx_refsource_FEDORA | |
| https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TNIJWRYTCLGV35WGIHYTMMOPEEOOTIPT/ | vendor-advisoryx_refsource_FEDORA |
Change history (0)
No recorded changes yet.