libpng: Out-of-bounds read in png_convert_to_rfc1123
Published Nov 24, 2015
5.0
MEDIUMCVSS 2.0
EPSS 6.36%
Description
The png_convert_to_rfc1123 function in png.c in libpng 1.0.x before 1.0.64, 1.2.x before 1.2.54, and 1.4.x before 1.4.17 allows remote attackers to obtain sensitive process memory information via crafted tIME chunk data in an image file, which triggers an out-of-bounds read.
Affected products
No data.
Configuration 1
- 12.04
- 14.04
- 15.04
- 15.10
- 7.0
- 8.0
Configuration 2
- 7.0
- 7.0
- 7.2
- 7.0
- 7.2
- 7.2
- 7.0
Configuration 3
- 1.0.0
- 1.0.1
- 1.0.2
- 1.0.3
- 1.0.5
- 1.0.6
- 1.0.7
- 1.0.8
- 1.0.9
- 1.0.10
- 1.0.11
- 1.0.12
- 1.0.13
- 1.0.14
- 1.0.15
- 1.0.16
- 1.0.17
- 1.0.18
- 1.0.19
- 1.0.20
- 1.0.21
- 1.0.22
- 1.0.23
- 1.0.24
- 1.0.25
- 1.0.26
- 1.0.27
- 1.0.28
- 1.0.29
- 1.0.30
- 1.0.31
- 1.0.32
- 1.0.33
- 1.0.34
- 1.0.35
- 1.0.37
- 1.0.38
- 1.0.39
- 1.0.40
- 1.0.41
- 1.0.42
- 1.0.43
- 1.0.44
- 1.0.45
- 1.0.46
- 1.0.47
- 1.0.48
- 1.0.50
- 1.0.51
- 1.0.52
- 1.0.53
- 1.0.54
- 1.0.55
- 1.0.55
- 1.0.56
- 1.0.56
- 1.0.57
- 1.0.57
- 1.0.58
- 1.0.59
- 1.0.60
- 1.0.61
- 1.0.62
- 1.0.63
- 1.2.0
- 1.2.1
- 1.2.2
- 1.2.3
- 1.2.4
- 1.2.5
- 1.2.6
- 1.2.7
- 1.2.8
- 1.2.9
- 1.2.10
- 1.2.11
- 1.2.12
- 1.2.13
- 1.2.14
- 1.2.15
- 1.2.16
- 1.2.17
- 1.2.18
- 1.2.19
- 1.2.20
- 1.2.21
- 1.2.22
- 1.2.23
- 1.2.24
- 1.2.25
- 1.2.26
- 1.2.27
- 1.2.28
- 1.2.29
- 1.2.30
- 1.2.31
- 1.2.32
- 1.2.33
- 1.2.34
- 1.2.35
- 1.2.36
- 1.2.37
- 1.2.38
- 1.2.39
- 1.2.40
- 1.2.41
- 1.2.42
- 1.2.43
- 1.2.43
- 1.2.44
- 1.2.45
- 1.2.45
- 1.2.46
- 1.2.46
- 1.2.47
- 1.2.47
- 1.2.48
- 1.2.48
- 1.2.49
- 1.2.50
- 1.2.51
- 1.2.52
- 1.2.53
- 1.4.0
- 1.4.1
- 1.4.2
- 1.4.3
- 1.4.4
- 1.4.5
- 1.4.6
- 1.4.7
- 1.4.8
- 1.4.9
- 1.4.10
- 1.4.11
- 1.4.12
- 1.4.13
- 1.4.14
- 1.4.15
- 1.4.16
Configuration 4
- 6.0
- 6.0
- 6.0
- 6.7.z
- 6.0
No data.
Red Hat Enterprise Linux 5 Supplementary
java-1.6.0-ibm-1:1.6.0.16.20-1jpp.1.el5
Fixed · RHSA-2016:0101
Red Hat Enterprise Linux 5 Supplementary
java-1.7.0-ibm-1:1.7.0.9.30-1jpp.1.el5
Fixed · RHSA-2016:0100
Red Hat Enterprise Linux 6
libpng-2:1.2.49-2.el6_7
Fixed · RHSA-2015:2594
Red Hat Enterprise Linux 6 Supplementary
java-1.6.0-ibm-1:1.6.0.16.20-1jpp.1.el6_7
Fixed · RHSA-2016:0101
Red Hat Enterprise Linux 6 Supplementary
java-1.7.1-ibm-1:1.7.1.3.30-1jpp.2.el6_7
Fixed · RHSA-2016:0099
Red Hat Enterprise Linux 7
libpng12-0:1.2.50-7.el7_2
Fixed · RHSA-2015:2595
Red Hat Enterprise Linux 7 Supplementary
java-1.7.1-ibm-1:1.7.1.3.30-1jpp.1.el7
Fixed · RHSA-2016:0099
Red Hat Satellite 5.6
java-1.7.0-ibm-1:1.7.0.9.40-1jpp.1.el5
Fixed · RHSA-2016:1430
Red Hat Satellite 5.6
java-1.7.1-ibm-1:1.7.1.3.40-1jpp.1.el6_7
Fixed · RHSA-2016:1430
Red Hat Satellite 5.6
spacewalk-java-0:2.0.2-109.el5sat
Fixed · RHSA-2016:1430
Red Hat Satellite 5.7
java-1.7.1-ibm-1:1.7.1.3.40-1jpp.1.el6_7
Fixed · RHSA-2016:1430
Red Hat Satellite 5.7
spacewalk-java-0:2.3.8-146.el6sat
Fixed · RHSA-2016:1430
Red Hat Enterprise Linux 4
libpng
Will not fix
Red Hat Enterprise Linux 4
libpng10
Will not fix
Red Hat Enterprise Linux 5
libpng
Will not fix
Red Hat Enterprise Linux 7
libpng
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 Supplementary | java-1.6.0-ibm-1:1.6.0.16.20-1jpp.1.el5 | Fixed | RHSA-2016:0101 |
| Red Hat Enterprise Linux 5 Supplementary | java-1.7.0-ibm-1:1.7.0.9.30-1jpp.1.el5 | Fixed | RHSA-2016:0100 |
| Red Hat Enterprise Linux 6 | libpng-2:1.2.49-2.el6_7 | Fixed | RHSA-2015:2594 |
| Red Hat Enterprise Linux 6 Supplementary | java-1.6.0-ibm-1:1.6.0.16.20-1jpp.1.el6_7 | Fixed | RHSA-2016:0101 |
| Red Hat Enterprise Linux 6 Supplementary | java-1.7.1-ibm-1:1.7.1.3.30-1jpp.2.el6_7 | Fixed | RHSA-2016:0099 |
| Red Hat Enterprise Linux 7 | libpng12-0:1.2.50-7.el7_2 | Fixed | RHSA-2015:2595 |
| Red Hat Enterprise Linux 7 Supplementary | java-1.7.1-ibm-1:1.7.1.3.30-1jpp.1.el7 | Fixed | RHSA-2016:0099 |
| Red Hat Satellite 5.6 | java-1.7.0-ibm-1:1.7.0.9.40-1jpp.1.el5 | Fixed | RHSA-2016:1430 |
| Red Hat Satellite 5.6 | java-1.7.1-ibm-1:1.7.1.3.40-1jpp.1.el6_7 | Fixed | RHSA-2016:1430 |
| Red Hat Satellite 5.6 | spacewalk-java-0:2.0.2-109.el5sat | Fixed | RHSA-2016:1430 |
| Red Hat Satellite 5.7 | java-1.7.1-ibm-1:1.7.1.3.40-1jpp.1.el6_7 | Fixed | RHSA-2016:1430 |
| Red Hat Satellite 5.7 | spacewalk-java-0:2.3.8-146.el6sat | Fixed | RHSA-2016:1430 |
| Red Hat Enterprise Linux 4 | libpng | Will not fix | n/a |
| Red Hat Enterprise Linux 4 | libpng10 | Will not fix | n/a |
| Red Hat Enterprise Linux 5 | libpng | Will not fix | n/a |
| Red Hat Enterprise Linux 7 | 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.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/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 1, 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 (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 6.36% (0.06359) | 93.44th | v5 (v2026.06.15) |
| Jun 15, 2026 | 6.53% (0.06534) | 92.90th | v5 (v2026.06.15) |
| Mar 30, 2025 | 1.12% (0.01117) | 76.23th | v4 (v2025.03.14) |
| Mar 29, 2025 | 4.22% (0.04224) | 80.93th | v4 (v2025.03.14) |
| Mar 17, 2025 | 1.12% (0.01117) | 76.69th | v4 (v2025.03.14) |
| Dec 17, 2024 | 2.23% (0.02235) | 89.19th | v3 (v2023.03.01) |
| Apr 16, 2024 | 1.20% (0.01198) | 84.97th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.20% (0.01198) | 82.97th | v3 (v2023.03.01) |
| Mar 6, 2023 | 4.36% (0.04358) | 88.02th | v2 (v2022.01.01) |
| Apr 1, 2022 | 4.36% (0.04358) | 86.83th | v2 (v2022.01.01) |
| Feb 4, 2022 | 4.36% (0.04358) | 70.59th | v2 (v2022.01.01) |
References (25)
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172620.html vendor-advisoryx_refsource_FEDORA
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172647.html vendor-advisoryx_refsource_FEDORA
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172663.html vendor-advisoryx_refsource_FEDORA
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00033.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-updates/2015-11/msg00160.html vendor-advisoryx_refsource_SUSE
- http://rhn.redhat.com/errata/RHSA-2015-2594.html vendor-advisoryx_refsource_REDHAT
- http://rhn.redhat.com/errata/RHSA-2015-2595.html vendor-advisoryx_refsource_REDHAT
- http://sourceforge.net/p/libpng/bugs/241/ x_refsource_CONFIRM
- http://sourceforge.net/projects/libpng/files/libpng10/1.0.64/ x_refsource_CONFIRM
- http://sourceforge.net/projects/libpng/files/libpng12/1.2.54/ x_refsource_CONFIRMPatch
- http://sourceforge.net/projects/libpng/files/libpng14/1.4.17/ x_refsource_CONFIRMExploit
- http://www.debian.org/security/2015/dsa-3399 vendor-advisoryx_refsource_DEBIAN
- http://www.openwall.com/lists/oss-security/2015/10/26/1 mailing-listx_refsource_MLIST
- http://www.openwall.com/lists/oss-security/2015/10/26/3 mailing-listx_refsource_MLIST
- http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html x_refsource_CONFIRM
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html x_refsource_CONFIRM
- http://www.securityfocus.com/bid/77304 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id/1034393 vdb-entryx_refsource_SECTRACK
- http://www.ubuntu.com/usn/USN-2815-1 vendor-advisoryx_refsource_UBUNTU
- https://access.redhat.com/errata/RHSA-2016:1430 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/security/cve/CVE-2015-7981 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1276416 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2015-7981
- https://security.gentoo.org/glsa/201611-08 vendor-advisoryx_refsource_GENTOO
- https://www.cve.org/CVERecord?id=CVE-2015-7981
Change history (0)
No recorded changes yet.