リモートのOracle Linux 8ホストに、ELSA-2021-4231アドバイザリに記載されている複数の脆弱性の影響を受けるパッケージがインストールされています。

  - 1.0.1より前のバージョンのlibwebpに欠陥が見つかりました。初期化された変数がReadSymbol関数で使用されています。この脆弱性が最大の脅威となるのは、データの機密性と整合性、ならびにシステムの可用性です。（CVE-2018-25014）

  - 1.0.1より前のバージョンのlibwebpに欠陥が見つかりました。ShiftBytes関数に領域外読み取りが見つかりました。この脆弱性が最大の脅威となるのは、データの機密性と整合性です。（CVE-2018-25013）

  - 1.0.1より前のバージョンのlibwebpに欠陥が見つかりました。ChunkAssignData関数に領域外読み取りが見つかりました。この脆弱性が最大の脅威となるのは、データの機密性と整合性です。（CVE-2020-36331）

  - 1.0.1より前のバージョンのlibwebpに欠陥が見つかりました。ChunkVerifyAndAssign関数に領域外読み取りが見つかりました。この脆弱性が最大の脅威となるのは、データの機密性と整合性です。（CVE-2020-36330）

  - 1.0.1より前のバージョンのlibwebpに欠陥が見つかりました。libwebpが、ファイルを読み取る際に過剰な量のメモリを割り当てます。この脆弱性が最大の脅威となるのは、サービスの可用性です。
    (CVE-2020-36332)

  - 1.0.1より前のバージョンのlibwebpに欠陥が見つかりました。WebPMuxCreateInternal関数に領域外読み取りが見つかりました。この脆弱性が最大の脅威となるのは、データの機密性と整合性です。（CVE-2018-25009、CVE-2018-25012）

  - 1.0.1より前のバージョンのlibwebpに欠陥が見つかりました。ApplyFilter関数に領域外読み取りが見つかりました。この脆弱性が最大の脅威となるのは、データの機密性と整合性です。（CVE-2018-25010）

Nessus はこの問題をテストしておらず、代わりにアプリケーションの自己報告されたバージョン番号にのみ依存しています。

リモートの SUSE Linux SUSE15ホストには、openSUSE-SU-2021:1860-1 のアドバイザリに記載された複数の脆弱性の影響を受けるパッケージがインストールされています。

  - 1.0.1より前のバージョンのlibwebpに欠陥が見つかりました。WebPMuxCreateInternal関数に領域外読み取りが見つかりました。この脆弱性が最大の脅威となるのは、データの機密性と整合性です。(CVE-2018-25009、CVE-2018-25012)

  - 1.0.1より前のバージョンのlibwebpに欠陥が見つかりました。ApplyFilter関数に領域外読み取りが見つかりました。この脆弱性が最大の脅威となるのは、データの機密性と整合性です。(CVE-2018-25010)

  - 1.0.1より前のバージョンのlibwebpに欠陥が見つかりました。PutLE16()にヒープベースのバッファオーバーフローが見つかりました。
    この脆弱性が最大の脅威となるのは、データの機密性と整合性、ならびにシステムの可用性です。(CVE-2018-25011)

  - 1.0.1より前のバージョンのlibwebpに欠陥が見つかりました。ShiftBytes関数に領域外読み取りが見つかりました。この脆弱性が最大の脅威となるのは、データの機密性と整合性です。(CVE-2018-25013)

  - 1.0.1より前のバージョンのlibwebpに欠陥が見つかりました。バッファサイズの無効なチェックにより、WebPDecodeRGBInto関数でヒープベースのバッファオーバーフローが発生する可能性があります。この脆弱性が最大の脅威となるのは、データの機密性と整合性、ならびにシステムの可用性です。(CVE-2020-36328)

  - 1.0.1より前のバージョンのlibwebpに欠陥が見つかりました。スレッドのkillが早すぎることによるメモリ解放後使用(Use-After-Free)が見つかりました。この脆弱性が最大の脅威となるのは、データの機密性と整合性、ならびにシステムの可用性です。(CVE-2020-36329)

  - 1.0.1より前のバージョンのlibwebpに欠陥が見つかりました。ChunkVerifyAndAssign関数に領域外読み取りが見つかりました。この脆弱性が最大の脅威となるのは、データの機密性と整合性です。(CVE-2020-36330)

  - 1.0.1より前のバージョンのlibwebpに欠陥が見つかりました。ChunkAssignData関数に領域外読み取りが見つかりました。この脆弱性が最大の脅威となるのは、データの機密性と整合性です。(CVE-2020-36331)

  - 1.0.1より前のバージョンのlibwebpに欠陥が見つかりました。libwebpが、ファイルを読み取る際に過剰な量のメモリを割り当てます。この脆弱性が最大の脅威となるのは、サービスの可用性です。
    (CVE-2020-36332)

Nessus はこの問題をテストしておらず、代わりにアプリケーションの自己報告されたバージョン番号にのみ依存しています。

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2021-4231 advisory.

  - A flaw was found in libwebp in versions before 1.0.1. An unitialized 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. 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 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     ChunkVerifyAndAssign. The highest threat from this vulnerability is to data confidentiality and to the     service availability. (CVE-2020-36330)

  - 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.
    (CVE-2020-36332)

  - 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, CVE-2018-25012)

  - A flaw was found in libwebp in versions before 1.0.1. An out-of-bounds read was found in function     ApplyFilter. The highest threat from this vulnerability is to data confidentiality and to the service     availability. (CVE-2018-25010)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

According to the versions of the libwebp package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities :

  - 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, CVE-2018-25012)

  - 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     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 unitialized 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     ChunkAssignData. The highest threat from this vulnerability is to data confidentiality and to the service     availability. (CVE-2020-36331)

Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

According to the versions of the libwebp package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities :

  - 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 unitialized 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)

Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Multiple security issues have been discovered in libwebp

CVE-2018-25009

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-2018-25010

An out-of-bounds read was found in function ApplyFilter. The highest threat from this vulnerability is to data confidentiality and to the service availability.

CVE-2018-25011

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-2018-25012

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-2018-25013

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-2018-25014

An unitialized variable is used in function ReadSymbol. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

CVE-2020-36328

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-2020-36329

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-2020-36330

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-2020-36331

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.

For Debian 9 stretch, these problems have been fixed in version 0.5.2-1+deb9u1.

We recommend that you upgrade your libwebp packages.

For the detailed security status of libwebp please refer to its security tracker page at:
https://security-tracker.debian.org/tracker/libwebp

NOTE: Tenable Network Security has extracted the preceding description block directly from the DLA security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

This update for libwebp fixes the following issues :

CVE-2018-25010: Fixed heap-based buffer overflow in ApplyFilter() (bsc#1185685).

CVE-2020-36330: Fixed heap-based buffer overflow in ChunkVerifyAndAssign() (bsc#1185691).

CVE-2020-36332: Fixed extreme memory allocation when reading a file (bsc#1185674).

CVE-2020-36329: Fixed use-after-free in EmitFancyRGB() (bsc#1185652).

CVE-2018-25012: Fixed heap-based buffer overflow in GetLE24() (bsc#1185690).

CVE-2018-25013: Fixed heap-based buffer overflow in ShiftBytes() (bsc#1185654).

CVE-2020-36331: Fixed heap-based buffer overflow in ChunkAssignData() (bsc#1185686).

CVE-2018-25009: Fixed heap-based buffer overflow in GetLE16() (bsc#1185673).

CVE-2018-25011: Fixed fail on multiple image chunks (bsc#1186247).

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Multiple vulnerabilities were discovered in libwebp, the implementation of the WebP image format, which could result in denial of service, memory disclosure or potentially the execution of arbitrary code if malformed images are processed.

The remote SUSE Linux SUSE15 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2021:1860-1 advisory.

  - 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, CVE-2018-25012)

  - A flaw was found in libwebp in versions before 1.0.1. An out-of-bounds read was found in function     ApplyFilter. The highest threat from this vulnerability is to data confidentiality and to the service     availability. (CVE-2018-25010)

  - 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     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. 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)

  - 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. When reading a file libwebp allocates an excessive     amount of memory. The highest threat from this vulnerability is to the service availability.
    (CVE-2020-36332)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

ID	名前	製品	ファミリー	公開日	更新日	深刻度
155405	Oracle Linux 8：libwebp（ELSA-2021-4231）	Nessus	Oracle Linux Local Security Checks	2021/11/17	2021/11/17	critical
151699	openSUSE 15 セキュリティ更新 : libwebp(openSUSE-SU-2021:1860-1)	Nessus	SuSE Local Security Checks	2021/7/16	2021/7/16	critical
155405	Oracle Linux 8 : libwebp (ELSA-2021-4231)	Nessus	Oracle Linux Local Security Checks	2021/11/17	2021/11/17	critical
156508	EulerOS Virtualization 3.0.2.6 : libwebp (EulerOS-SA-2021-2859)	Nessus	Huawei Local Security Checks	2022/1/6	2022/1/6	critical
153081	EulerOS 2.0 SP5 : libwebp (EulerOS-SA-2021-2338)	Nessus	Huawei Local Security Checks	2021/9/7	2021/9/9	critical
150173	Debian DLA-2672-1 : libwebp security update	Nessus	Debian Local Security Checks	2021/6/3	2021/6/9	critical
150190	SUSE SLES12 Security Update : libwebp (SUSE-SU-2021:1830-1)	Nessus	SuSE Local Security Checks	2021/6/3	2023/12/27	critical
150705	Debian DSA-4930-1 : libwebp - security update	Nessus	Debian Local Security Checks	2021/6/11	2023/12/21	critical
151699	openSUSE 15 Security Update : libwebp (openSUSE-SU-2021:1860-1)	Nessus	SuSE Local Security Checks	2021/7/16	2021/7/16	critical

検出

プラグインの検索

critical

critical

critical

critical

critical

critical

critical

critical

critical