Summary
Package updates are available for Amazon Linux 2 that fix the following vulnerabilities: CVE-2020-13114: An issue was discovered in libexif before 0.6.22. An unrestricted size in handling Canon EXIF MakerNote data could lead to consumption of large amounts of compute time for decoding EXIF data. 1840350: CVE-2020-13114 libexif: unrestricted size in handling Canon EXIF MakerNote data can lead to consumption of large amounts of compute time CVE-2020-13113: An issue was discovered in libexif before 0.6.22. Use of uninitialized memory in EXIF Makernote handling could lead to crashes and potential use-after-free conditions. 1840347: CVE-2020-13113 libexif: use of uninitialized memory in EXIF Makernote handling can lead to crashes and use-after-free CVE-2020-12767: exif_entry_get_value in exif-entry.c in libexif 0.6.21 has a divide-by-zero error. 1834950: CVE-2020-12767 libexif: divide-by-zero in exif_entry_get_value function in exif-entry.c CVE-2020-0182: In exif_entry_get_value of exif-entry.c, there is a possible out of bounds read due to a missing bounds check. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10Android ID: A-147140917 1852490: CVE-2020-0182 libexif: out of bounds read due to a missing bounds check in exif_entry_get_value function in exif-entry.c CVE-2020-0093: In exif_data_save_data_entry of exif-data.c, there is a possible out of bounds read due to a missing bounds check. This could lead to local information disclosure with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-8.0 Android-8.1 Android-9 Android-10Android ID: A-148705132 1852487: CVE-2020-0093 libexif: out of bounds read due to a missing bounds check in exif_data_save_data_entry function in exif-data.c CVE-2019-9278: In libexif, there is a possible out of bounds write due to an integer overflow. This could lead to remote escalation of privilege in the media content provider with no additional execution privileges needed. User interaction is needed for exploitation. Product: AndroidVersions: Android-10Android ID: A-112537774 1789031: CVE-2019-9278 libexif: out of bounds write in exif-data.c
Fixed packages 4
| Release | Package | Fixed in |
|---|---|---|
| Amazon Linux · 2 | libexif | 0:0.6.22-1.amzn2 |
| Amazon Linux · 2 | libexif-debuginfo | 0:0.6.22-1.amzn2 |
| Amazon Linux · 2 | libexif-devel | 0:0.6.22-1.amzn2 |
| Amazon Linux · 2 | libexif-doc | 0:0.6.22-1.amzn2 |
Vulnerabilities 6
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Unscored —
In libexif, there is a possible out of bounds write due to an integer overflow. This could lead to remote escalation of…
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Unscored —
In exif_data_save_data_entry of exif-data.c, there is a possible out of bounds read due to a missing bounds check. This…
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Unscored —
In exif_entry_get_value of exif-entry.c, there is a possible out of bounds read due to a missing bounds check. This cou…
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Unscored —
exif_entry_get_value in exif-entry.c in libexif 0.6.21 has a divide-by-zero error.
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Unscored —
An issue was discovered in libexif before 0.6.22. Use of uninitialized memory in EXIF Makernote handling could lead to …
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Unscored —
An issue was discovered in libexif before 0.6.22. An unrestricted size in handling Canon EXIF MakerNote data could lead…
References
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web
https://alas.aws.amazon.com/cve/html/CVE-2019-9278.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2020-0093.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2020-0182.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2020-12767.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2020-13113.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2020-13114.html