Stack-based buffer overflow in the gif_next_LZW function in libnsgif.c in Libnsgif 0.1.2 allows context-dependent attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted LZW stream in a GIF file
Published Feb 18, 2020
8.8
HIGHCVSS 3.1
EPSS 3.13%
Description
Stack-based buffer overflow in the gif_next_LZW function in libnsgif.c in Libnsgif 0.1.2 allows context-dependent attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted LZW stream in a GIF file.
Affected products
- Vendor n/a Product Libnsgif Defaultn/a
- Version 0.1.2StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| n/a | Libnsgif | n/a |
|
- 0.1.2
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:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
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 2, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- 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 2, 2026 | 3.13% (0.03126) | 87.41th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.80% (0.02805) | 84.59th | v5 (v2026.06.15) |
| Mar 30, 2025 | 0.79% (0.00787) | 71.60th | v4 (v2025.03.14) |
| Mar 29, 2025 | 1.85% (0.01853) | 71.95th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.72% (0.00720) | 70.80th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.30% (0.00296) | 70.17th | v3 (v2023.03.01) |
| Jul 16, 2024 | 0.30% (0.00296) | 69.64th | v3 (v2023.03.01) |
| Mar 29, 2024 | 0.33% (0.00330) | 70.50th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.35% (0.00346) | 70.86th | v3 (v2023.03.01) |
| Jul 24, 2023 | 0.35% (0.00346) | 67.85th | v3 (v2023.03.01) |
| Jun 23, 2023 | 0.36% (0.00355) | 68.03th | v3 (v2023.03.01) |
| May 8, 2023 | 0.29% (0.00294) | 64.52th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.25% (0.00247) | 60.76th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.44% (0.01440) | 73.47th | v2 (v2022.01.01) |
| Feb 28, 2023 | 1.44% (0.01440) | 73.45th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.44% (0.01440) | 71.44th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.44% (0.01440) | 50.53th | v2 (v2022.01.01) |
References (2)
- http://seclists.org/fulldisclosure/2015/Dec/70 x_refsource_MISCExploitMailing ListThird Party Advisory
- http://www.securityfocus.com/archive/1/archive/1/537128/100/0/threaded x_refsource_MISCThird Party AdvisoryVDB Entry
| Link | Providers | Tags |
|---|---|---|
| http://seclists.org/fulldisclosure/2015/Dec/70 | x_refsource_MISCExploitMailing ListThird Party Advisory | |
| http://www.securityfocus.com/archive/1/archive/1/537128/100/0/threaded | x_refsource_MISCThird Party AdvisoryVDB Entry |
Change history (0)
No recorded changes yet.