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Huawei EulerOS: Security Advisory for libwebp (EulerOS-SA-2021-2338)

Information

Severity

Severity

High

Family

Family

Huawei EulerOS Local Security Checks

CVSSv2 Base

CVSSv2 Base

7.5

CVSSv2 Vector

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Solution Type

Solution Type

Vendor Patch

Created

Created

2 years ago

Modified

Modified

2 years ago

Summary

The remote host is missing an update for the Huawei EulerOS 'libwebp' package(s) announced via the EulerOS-SA-2021-2338 advisory.

Insight

Insight

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.(CVE-2020-36331) A flaw was found in libwebp in versions before 1.0.1. An out-of-bounds read was found in function WebPMuxCreateInternal. The highest threat from this vulnerability is to data confidentiality and to the service availability.(CVE-2018-25009) A flaw was found in libwebp in versions before 1.0.1. A heap-based buffer overflow was found in PutLE16(). The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.(CVE-2018-25011) A flaw was found in libwebp in versions before 1.0.1. An out-of-bounds read was found in function WebPMuxCreateInternal. The highest threat from this vulnerability is to data confidentiality and to the service availability.(CVE-2018-25012) A flaw was found in libwebp in versions before 1.0.1. An out-of-bounds read was found in function ShiftBytes. The highest threat from this vulnerability is to data confidentiality and to the service availability.(CVE-2018-25013) A flaw was found in libwebp in versions before 1.0.1. An uninitialized variable is used in function ReadSymbol. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.(CVE-2018-25014) A flaw was found in libwebp in versions before 1.0.1. A heap-based buffer overflow in function WebPDecodeRGBInto is possible due to an invalid check for buffer size. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.(CVE-2020-36328) A flaw was found in libwebp in versions before 1.0.1. A use-after-free was found due to a thread being killed too early. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.(CVE-2020-36329) 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.(CVE-2020-36330)

Affected Software

Affected Software

'libwebp' package(s) on Huawei EulerOS V2.0SP5.

Detection Method

Detection Method

Checks if a vulnerable package version is present on the target host.

Solution

Solution

Please install the updated package(s).