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RHSA-2021:4231
No affected components available
Red Hat Security Advisory: libwebp security update
The vulnerability can be exploited over the network without needing physical access. It is easy for an attacker to exploit this vulnerability. An attacker does not need any special privileges or access rights. No user interaction is needed for the attacker to exploit this vulnerability. The impact is confined to the system where the vulnerability exists. There is a high impact on the confidentiality of the information. There is a high impact on the integrity of the data. There is a high impact on the availability of the system.
Active exploitation in the wild has been confirmed. Immediate patching or mitigation is required.
The exploit probability is very low. The vulnerability is unlikely to be exploited in the next 30 days.
We did not find any exploit available. Neither in GitHub repositories nor in the Exploit-Database.
- CVE-2018-25009
A heap-based buffer overflow was found in libwebp in versions before 1.0.1 in GetLE16().
UpstreamEPSS 2.1% - CVE-2018-25010
A heap-based buffer overflow was found in libwebp in versions before 1.0.1 in ApplyFilter().
UpstreamEPSS 2.2% - CVE-2018-25012
A heap-based buffer overflow was found in libwebp in versions before 1.0.1 in GetLE24().
UpstreamEPSS 2.1% - CVE-2018-25013
A heap-based buffer overflow was found in libwebp in versions before 1.0.1 in ShiftBytes().
UpstreamEPSS 2.1% - CVE-2018-25014
A use of uninitialized value was found in libwebp in versions before 1.0.1 in ReadSymbol().
UpstreamEPSS 2.2% - CVE-2020-36330
A flaw was found in libwebp in versions before 1.0.1. An out-of-bounds read was found in function ChunkVerifyAndAssign. The highest threat from this vulnerability is to data confidentiality and to the service availability.
UpstreamEPSS 2.2% - CVE-2020-36331
A flaw was found in libwebp in versions before 1.0.1. An out-of-bounds read was found in function ChunkAssignData. The highest threat from this vulnerability is to data confidentiality and to the service availability.
UpstreamEPSS 2.3% - CVE-2020-36332
A flaw was found in libwebp in versions before 1.0.1. When reading a file libwebp allocates an excessive amount of memory. The highest threat from this vulnerability is to the service availability.
UpstreamEPSS 2.0% - EUVD-2018-13790Upstream
- EUVD-2018-13791Upstream
- EUVD-2018-13793Upstream
- EUVD-2018-13794Upstream
- EUVD-2018-13795Upstream
- EUVD-2020-23867Upstream
- EUVD-2020-23868Upstream
- EUVD-2020-23869Upstream
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