Summary
Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities: CVE-2023-43789: libXpm: out of bounds read on XPM with corrupted colormap CVE-2023-43787: libX11: integer overflow in XCreateImage() leading to a heap overflow. CVE-2023-43786: A vulnerability was found in libX11 due to an infinite loop within the PutSubImage() function. This flaw allows a local user to consume all available system resources and cause a denial of service condition.
Fixed packages 5
| Release | Package | Fixed in |
|---|---|---|
| Amazon Linux · 2023 | libXpm | 0:3.5.15-2.amzn2023.0.3 |
| Amazon Linux · 2023 | libXpm-debuginfo | 0:3.5.15-2.amzn2023.0.3 |
| Amazon Linux · 2023 | libXpm-debugsource | 0:3.5.15-2.amzn2023.0.3 |
| Amazon Linux · 2023 | libXpm-devel | 0:3.5.15-2.amzn2023.0.3 |
| Amazon Linux · 2023 | libXpm-devel-debuginfo | 0:3.5.15-2.amzn2023.0.3 |
Vulnerabilities 3
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High 7.8
Libx11: integer overflow in xcreateimage() leading to a heap overflow
A vulnerability was found in libX11 due to an integer overflow within the XCreateImage() function. This flaw allows a local user to trigger an integer overflow and execute arbitrary code with elevated privileges.
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Medium 5.5CVE-2023-43786 Public exploit
Libx11: stack exhaustion from infinite recursion in putsubimage()
A vulnerability was found in libX11 due to an infinite loop within the PutSubImage() function. This flaw allows a local user to consume all available system resources and cause a denial of service condition.
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Medium 5.5
Libxpm: out of bounds read on xpm with corrupted colormap
A vulnerability was found in libXpm where a vulnerability exists due to a boundary condition, a local user can trigger an out-of-bounds read error and read contents of memory on the system.