libexif: Out-of-bounds heap read in exif_data_save_data_entry function
Published Sep 21, 2017
9.1
CRITICALCVSS 3.0
EPSS 3.27%
Description
libexif through 0.6.21 is vulnerable to out-of-bounds heap read vulnerability in exif_data_save_data_entry function in libexif/exif-data.c caused by improper length computation of the allocated data of an ExifMnote entry which can cause denial-of-service or possibly information disclosure.
Affected products
-
- Version through 0.6.21StatusaffectedConstraints-
- 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 | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Red Hat, Inc. | Libexif | n/a |
|
- ≤ 0.6.21
No data.
Red Hat Enterprise Linux 5
libexif
Will not fix
Red Hat Enterprise Linux 6
libexif
Will not fix
Red Hat Enterprise Linux 7
libexif
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | libexif | Will not fix | n/a |
| Red Hat Enterprise Linux 6 | libexif | Will not fix | n/a |
| Red Hat Enterprise Linux 7 | libexif | Will not fix | 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.
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/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:L/Au:N/C:P/I:N/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 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v5
Table of values (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.27% (0.03273) | 88.01th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.27% (0.03273) | 86.76th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.39% (0.00387) | 73.43th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.39% (0.00387) | 72.45th | v3 (v2023.03.01) |
| May 8, 2023 | 0.39% (0.00387) | 69.15th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.32% (0.00318) | 65.72th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.02% (0.01018) | 40.69th | v2 (v2022.01.01) |
| Sep 10, 2022 | 1.02% (0.01018) | 38.88th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.02% (0.01018) | 36.86th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.02% (0.01018) | 19.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.04% (0.01040) | 28.32th | v1 |
| Jan 6, 2022 | 1.04% (0.01040) | 27.69th | v1 |
| Sep 1, 2021 | 1.04% (0.01040) | 64.49th | v1 |
| Apr 14, 2021 | 1.04% (0.01040) | 0.00th | v1 |
References (8)
- http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00017.html vendor-advisoryx_refsource_SUSE
- https://access.redhat.com/security/cve/CVE-2017-7544 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1494196 Issue Tracking
- https://lists.debian.org/debian-lts-announce/2020/05/msg00016.html mailing-listx_refsource_MLIST
- https://nvd.nist.gov/vuln/detail/CVE-2017-7544
- https://sourceforge.net/p/libexif/bugs/130/ x_refsource_MISCExploitThird Party Advisory
- https://usn.ubuntu.com/4277-1/ vendor-advisoryx_refsource_UBUNTU
- https://www.cve.org/CVERecord?id=CVE-2017-7544
| Link | Providers | Tags |
|---|---|---|
| http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00017.html | vendor-advisoryx_refsource_SUSE | |
| https://access.redhat.com/security/cve/CVE-2017-7544 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1494196 | Issue Tracking | |
| https://lists.debian.org/debian-lts-announce/2020/05/msg00016.html | mailing-listx_refsource_MLIST | |
| https://nvd.nist.gov/vuln/detail/CVE-2017-7544 | ||
| https://sourceforge.net/p/libexif/bugs/130/ | x_refsource_MISCExploitThird Party Advisory | |
| https://usn.ubuntu.com/4277-1/ | vendor-advisoryx_refsource_UBUNTU | |
| https://www.cve.org/CVERecord?id=CVE-2017-7544 |
Change history (0)
No recorded changes yet.