libpng: memory leak of png_info struct in pngcp.c
Published Jan 11, 2019
6.5
MEDIUMCVSS 3.1
EPSS 1.61%
Description
png_create_info_struct in png.c in libpng 1.6.36 has a memory leak, as demonstrated by pngcp. NOTE: a third party has stated "I don't think it is libpng's job to free this buffer.
Affected products
No data.
No data.
Red Hat Enterprise Linux 5
libpng
Not affected
Red Hat Enterprise Linux 6
libpng
Not affected
Red Hat Enterprise Linux 7
libpng
Not affected
Red Hat Enterprise Linux 7
libpng12
Not affected
Red Hat Enterprise Linux 8
libpng
Not affected
Red Hat Enterprise Linux 8
libpng12
Not affected
Red Hat Enterprise Linux 8
mingw-libpng
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | libpng | Not affected | n/a |
| Red Hat Enterprise Linux 6 | libpng | Not affected | n/a |
| Red Hat Enterprise Linux 7 | libpng | Not affected | n/a |
| Red Hat Enterprise Linux 7 | libpng12 | Not affected | n/a |
| Red Hat Enterprise Linux 8 | libpng | Not affected | n/a |
| Red Hat Enterprise Linux 8 | libpng12 | Not affected | n/a |
| Red Hat Enterprise Linux 8 | mingw-libpng | Not affected | n/a |
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:N/I:N/A:H
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/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:N/I:N/A:L
AV:N/AC:M/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
NoneAutomatable
NoTechnical Impact
PartialDecision
n/aAssessed May 28, 2026 · SSVC 2.0.3
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 (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 1.61% (0.01609) | 75.06th | v5 (v2026.06.15) |
| Sep 20, 2026 | 1.39% (0.01387) | 71.02th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.11% (0.00108) | 44.20th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.11% (0.00108) | 42.33th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.10% (0.00096) | 38.79th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.89% (0.00885) | 24.24th | v2 (v2022.01.01) |
| Mar 31, 2022 | 2.56% (0.02561) | 62.63th | v2 (v2022.01.01) |
| Jan 6, 2022 | 1.84% (0.01840) | 47.32th | v1 |
| Jan 5, 2022 | 0.42% (0.00416) | 26.65th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.42% (0.00416) | 0.00th | v1 |
References (6)
- https://access.redhat.com/security/cve/CVE-2019-6129 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1667127 Issue Tracking
- https://github.com/glennrp/libpng/issues/269 x_refsource_MISCExploitThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2019-6129
- https://www.cve.org/CVERecord?id=CVE-2019-6129
- https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html
| Link | Providers | Tags |
|---|---|---|
| https://access.redhat.com/security/cve/CVE-2019-6129 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1667127 | Issue Tracking | |
| https://github.com/glennrp/libpng/issues/269 | x_refsource_MISCExploitThird Party Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2019-6129 | ||
| https://www.cve.org/CVERecord?id=CVE-2019-6129 | ||
| https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html |
Change history (0)
No recorded changes yet.