CVE-2017-7544

CRITICALNVD 9.19.1—
EchelonGraph scoreMEDIUM confidence

Score 9.1 from GitHub Security Advisory (severity: CRITICAL) published 2022-05-13. NVD baseline CVSS 9.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
9.1EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 3%CVSS: 9.1Exploit: None knownExposed: 0

A fix is available — apply it.

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.

CVSS v3
9.1
EG Score
9.1(medium)
EG Risk
47(Track)
EG Risk 47/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity91% × 45%
Exploitation3% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
3%
EPSS %ILE
88%
KEV
Not listed

Published

September 21, 2017

Last Modified

June 17, 2026

Advisory Details (2)

Auto-updated Aug 1, 2026
Patch available.
generic

EXIF Tag Parsing Library / Bugs / #130 libexif-0.6.21 Heap Buffer Overflow due to a programming mistake

https://sourceforge.net/p/libexif/bugs/130/
generic Patch Available

[SECURITY] [DLA 2214-1] libexif security update

https://lists.debian.org/debian-lts-announce/2020/05/msg00016.html

Patch Availability(1)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntulibexif12 (0.6.21-5.1ubuntu0.1) @ eoan2026-05-22ubuntu

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(13 across 13 ecosystems)
Alpine:v3.10(1)
PackageVulnerable rangeFixed inDependents
libexif—0.6.21-r3—
Alpine:v3.11(1)
PackageVulnerable rangeFixed inDependents
libexif—0.6.21-r3—
Alpine:v3.12(1)
PackageVulnerable rangeFixed inDependents
libexif—0.6.21-r3—
Alpine:v3.5(1)
PackageVulnerable rangeFixed inDependents
libexif—0.6.21-r2—
Alpine:v3.6(1)
PackageVulnerable rangeFixed inDependents
libexif—0.6.21-r2—
Alpine:v3.7(1)
PackageVulnerable rangeFixed inDependents
libexif—0.6.21-r2—
Alpine:v3.8(1)
PackageVulnerable rangeFixed inDependents
libexif—0.6.21-r3—
Alpine:v3.9(1)
PackageVulnerable rangeFixed inDependents
libexif—0.6.21-r3—
Debian:11(1)
PackageVulnerable rangeFixed inDependents
libexif—0.6.21-2.1—
Debian:12(1)
PackageVulnerable rangeFixed inDependents
libexif—0.6.21-2.1—
Debian:13(1)
PackageVulnerable rangeFixed inDependents
libexif—0.6.21-2.1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
libexif—0.6.21-2.1—
Debian:8(1)
PackageVulnerable rangeFixed inDependents
libexif0.6.21-2, 0.6.21-2+deb8u10.6.21-2+deb8u2—

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

All Vendor Advisories

(1)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 5× in last 7d / 23× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 153 total refreshes for this CVE.

  1. 2026-08-27 14:21 UTCEPSS rescore
  2. 2026-08-26 14:41 UTCEPSS rescore
  3. 2026-08-25 13:44 UTCEPSS rescore
  4. 2026-08-23 00:14 UTCEPSS rescore
  5. 2026-08-21 23:44 UTCEPSS rescore
  6. 2026-08-19 16:59 UTCEPSS rescore
  7. 2026-08-18 13:43 UTCEPSS rescore
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  9. 2026-08-16 02:10 UTCEPSS rescore
  10. 2026-08-15 01:26 UTCEPSS rescore
  11. 2026-08-13 20:51 UTCOSV refresh
  12. 2026-08-12 13:46 UTCEPSS rescore
  13. 2026-08-08 16:32 UTCEPSS rescore
  14. 2026-08-07 16:22 UTCEPSS rescore
  15. 2026-08-06 13:42 UTCEPSS rescore
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  20. 2026-08-01 04:12 UTCEPSS rescore
  21. 2026-07-30 16:24 UTCEPSS rescore
  22. 2026-07-30 01:26 UTCEPSS rescore
  23. 2026-07-29 00:21 UTCOSV refresh
  24. 2026-07-28 15:32 UTCEPSS rescore
  25. 2026-07-26 14:51 UTCEPSS rescore
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  1. 2026-07-26 14:51 UTCEPSS rescore
  2. 2026-07-23 14:15 UTCEPSS rescore
  3. 2026-07-23 01:30 UTCEG score recompute
  4. 2026-07-22 22:10 UTCEG score recompute
  5. 2026-07-22 14:04 UTCEPSS rescore
  6. 2026-07-21 15:21 UTCEPSS rescore
  7. 2026-07-20 17:04 UTCEPSS rescore
  8. 2026-07-20 17:04 UTCEPSS rescore
  9. 2026-07-19 14:28 UTCEPSS rescore
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  11. 2026-07-19 02:26 UTCEPSS rescore
  12. 2026-07-19 02:26 UTCEPSS rescore
  13. 2026-07-18 10:01 UTCEPSS rescore
  14. 2026-07-16 16:59 UTCEPSS rescore
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  16. 2026-07-15 16:55 UTCEPSS rescore
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  18. 2026-07-15 01:56 UTCEPSS rescore
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  20. 2026-07-13 22:26 UTCEPSS rescore
  21. 2026-07-13 22:26 UTCEPSS rescore
  22. 2026-07-12 05:43 UTCEPSS rescore
  23. 2026-07-11 17:11 UTCOSV refresh
  24. 2026-07-11 08:24 UTCEPSS rescore
  25. 2026-07-09 19:06 UTCEPSS rescore
  26. 2026-07-08 15:11 UTCEPSS rescore
  27. 2026-07-07 13:42 UTCEPSS rescore
  28. 2026-07-06 16:24 UTCEPSS rescore
  29. 2026-07-06 16:24 UTCEPSS rescore
  30. 2026-07-06 02:20 UTCEPSS rescore
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  32. 2026-07-05 02:27 UTCEPSS rescore
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  35. 2026-07-02 16:54 UTCEPSS rescore
  36. 2026-07-01 15:03 UTCEPSS rescore
  37. 2026-06-30 23:19 UTCEPSS rescore
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  39. 2026-06-29 14:03 UTCEPSS rescore
  40. 2026-06-28 04:53 UTCEPSS rescore
  41. 2026-06-28 04:53 UTCEPSS rescore
  42. 2026-06-27 03:06 UTCEPSS rescore
  43. 2026-06-25 13:47 UTCEPSS rescore
  44. 2026-06-24 14:02 UTCEPSS rescore
  45. 2026-06-24 14:02 UTCEPSS rescore
  46. 2026-06-23 21:30 UTCEPSS rescore
  47. 2026-06-23 21:30 UTCEPSS rescore
  48. 2026-06-22 23:30 UTCOSV refresh
  49. 2026-06-22 14:23 UTCEPSS rescore
  50. 2026-06-22 14:23 UTCEPSS rescore
  51. 2026-06-21 14:54 UTCEPSS rescore
  52. 2026-06-21 14:54 UTCEPSS rescore
  53. 2026-06-21 01:57 UTCEPSS rescore
  54. 2026-06-21 01:57 UTCEPSS rescore
  55. 2026-06-19 19:23 UTCEPSS rescore
  56. 2026-06-19 19:23 UTCEPSS rescore
  57. 2026-06-18 17:50 UTCEPSS rescore
  58. 2026-06-17 17:50 UTCEPSS rescore
  59. 2026-06-16 17:50 UTCEPSS rescore
  60. 2026-06-15 17:45 UTCEPSS rescore
  61. 2026-06-14 23:14 UTCEPSS rescore
  62. 2026-06-14 23:14 UTCEPSS rescore
  63. 2026-06-13 22:58 UTCEPSS rescore
  64. 2026-06-13 22:57 UTCEPSS rescore
  65. 2026-06-12 23:09 UTCEPSS rescore
  66. 2026-06-12 23:09 UTCEPSS rescore
  67. 2026-06-11 13:57 UTCEPSS rescore
  68. 2026-06-10 22:15 UTCEPSS rescore
  69. 2026-06-10 13:19 UTCEPSS rescore
  70. 2026-06-08 14:14 UTCEPSS rescore
  71. 2026-06-08 14:14 UTCEPSS rescore
  72. 2026-06-07 15:22 UTCEPSS rescore
  73. 2026-06-07 15:22 UTCEPSS rescore
  74. 2026-06-06 13:45 UTCEPSS rescore
  75. 2026-06-06 13:45 UTCEPSS rescore

Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2017-7544?
CVE-2017-7544 is a critical vulnerability published on September 21, 2017. libexif through 0.6.21 is vulnerable to out-of-bounds heap read vulnerability in exifdatasavedataentry 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.
When was CVE-2017-7544 disclosed?
CVE-2017-7544 was first published in the National Vulnerability Database on September 21, 2017, with the most recent update on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2017-7544 actively exploited?
CVE-2017-7544 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 3% probability of exploitation in the next 30 days, which ranks it in the top 12.5% of all scored CVEs.
What is the CVSS score of CVE-2017-7544?
CVE-2017-7544 has a CVSS v3 base score of 9.1 (NVD).
How do I remediate CVE-2017-7544?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2017-7544, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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