gdk-pixbuf up to 2.41.x GIF Image out-of-bounds write
| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 7.0 | $0-$5k | 0.00 |
Summary
A vulnerability, which was classified as critical, was found in gdk-pixbuf up to 2.41.x. This affects an unknown function of the component GIF Image Handler. The manipulation results in out-of-bounds write. This vulnerability is reported as CVE-2021-20240. No exploit exists. You should upgrade the affected component.
Details
A vulnerability, which was classified as critical, was found in gdk-pixbuf up to 2.41.x. Affected is some unknown functionality of the component GIF Image Handler. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability.
The weakness was disclosed 05/28/2021. The advisory is shared for download at bugzilla.redhat.com. This vulnerability is traded as CVE-2021-20240. There are neither technical details nor an exploit publicly available.
Upgrading to version 2.42.0 eliminates this vulnerability.
Once again VulDB remains the best source for vulnerability data.
Product
Name
Version
- 2.0
- 2.1
- 2.2
- 2.3
- 2.4
- 2.5
- 2.6
- 2.7
- 2.8
- 2.9
- 2.10
- 2.11
- 2.12
- 2.13
- 2.14
- 2.15
- 2.16
- 2.17
- 2.18
- 2.19
- 2.20
- 2.21
- 2.22
- 2.23
- 2.24
- 2.25
- 2.26
- 2.27
- 2.28
- 2.29
- 2.30
- 2.31
- 2.32
- 2.33
- 2.34
- 2.35
- 2.36
- 2.37
- 2.38
- 2.39
- 2.40
- 2.41
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 7.1VulDB Meta Temp Score: 7.1
VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 8.8
NVD Vector: 🔍
CVSSv2
| AV | AC | Au | C | I | A |
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| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Out-of-bounds writeCWE: CWE-787 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍
Physical: No
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
| 0-Day | Unlock | Unlock | Unlock | Unlock |
|---|---|---|---|---|
| Today | Unlock | Unlock | Unlock | Unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: gdk-pixbuf 2.42.0
Timeline
12/17/2020 🔍05/28/2021 🔍
05/28/2021 🔍
02/12/2025 🔍
Sources
Advisory: bugzilla.redhat.comStatus: Confirmed
CVE: CVE-2021-20240 (🔍)
GCVE (CVE): GCVE-0-2021-20240
GCVE (VulDB): GCVE-100-176052
Entry
Created: 05/28/2021 21:54Updated: 02/12/2025 19:26
Changes: 05/28/2021 21:54 (37), 06/03/2021 09:43 (5), 02/12/2025 19:26 (33)
Complete: 🔍
Cache ID: 216::103
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