ALT Linux Team

Package expat update in p10_e2k on 2023-08-21

ALT-PU-2023-5082-1

Package expat updated to version 2.5.0-alt1 for branch p10_e2k.

Closed vulnerabilities

Published: 2022-01-26

BDU:2022-00999

Уязвимость функции doProlog() библиотеки Expat, позволяющая нарушителю вызвать отказ в обслуживании

Severity: CRITICAL (9.8) Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: CRITICAL (10.0) Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C
References:
Published: 2022-02-21

BDU:2022-01062

Уязвимость функции copyString библиотеки Expat, связанная с целочисленным переполнением, позволяющая нарушителю вызвать отказ в обслуживании

Severity: HIGH (7.5) Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Severity: HIGH (7.8) Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C
References:
Published: 2022-02-21

BDU:2022-01063

Уязвимость компонента xmltok_impl.c библиотеки Expat, позволяющая нарушителю выполнить произвольный код

Severity: CRITICAL (9.8) Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: CRITICAL (10.0) Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C
References:
Published: 2022-02-21

BDU:2022-01064

Уязвимость функции build_model библиотеки Expat, связанная с переполнением буфера в стеке, позволяющая нарушителю выполнить произвольный код

Severity: CRITICAL (9.8) Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: CRITICAL (10.0) Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C
References:
Published: 2022-02-21

BDU:2022-01065

Уязвимость компонента xmlparse.c библиотеки Expat, позволяющая нарушителю вызвать отказ в обслуживании

Severity: MEDIUM (5.3) Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Severity: MEDIUM (5.0) Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
References:
Published: 2022-02-21

BDU:2022-01071

Уязвимость функции storeRawNames библиотеки Expat, позволяющая нарушителю вызвать отказ в обслуживании

Severity: HIGH (7.5) Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Severity: HIGH (7.8) Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C
References:
Published: 2022-01-25

BDU:2022-01702

Уязвимость библиотеки синтаксического анализатора XML libexpat, связанная с целочисленным переполнением, позволяющая нарушителю выполнить произвольный код

Severity: CRITICAL (9.8) Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: CRITICAL (10.0) Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C
References:
Published: 2022-09-14

BDU:2023-02596

Уязвимость функции doContent файла xmlparse.c библиотеки синтаксического анализатора XML libexpat, позволяющая нарушителю выполнить произвольный код

Severity: HIGH (8.1) Vector: AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: HIGH (7.6) Vector: AV:N/AC:H/Au:N/C:C/I:C/A:C
References:
Published: 2022-10-24

BDU:2023-02688

Уязвимость функции XML_ExternalEntityParserCreate библиотеки синтаксического анализатора XML libexpat, позволяющая нарушителю вызвать отказ в обслуживании

Severity: HIGH (7.5) Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Severity: HIGH (7.8) Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C
References:
Published: 2022-01-24
Modified: 2025-05-05

CVE-2022-23852

Expat (aka libexpat) before 2.4.4 has a signed integer overflow in XML_GetBuffer, for configurations with a nonzero XML_CONTEXT_BYTES.

Severity: HIGH (7.5) Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: CRITICAL (9.8) Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References:
Published: 2022-01-26
Modified: 2025-05-05

CVE-2022-23990

Expat (aka libexpat) before 2.4.4 has an integer overflow in the doProlog function.

Severity: MEDIUM (5.0) Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
Severity: HIGH (7.5) Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
References:
Published: 2022-02-16
Modified: 2025-05-05

CVE-2022-25235

xmltok_impl.c in Expat (aka libexpat) before 2.4.5 lacks certain validation of encoding, such as checks for whether a UTF-8 character is valid in a certain context.

Severity: HIGH (7.5) Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: CRITICAL (9.8) Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References:
Published: 2022-02-16
Modified: 2025-05-05

CVE-2022-25236

xmlparse.c in Expat (aka libexpat) before 2.4.5 allows attackers to insert namespace-separator characters into namespace URIs.

Severity: HIGH (7.5) Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: CRITICAL (9.8) Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References:
Published: 2022-02-18
Modified: 2025-05-30

CVE-2022-25313

In Expat (aka libexpat) before 2.4.5, an attacker can trigger stack exhaustion in build_model via a large nesting depth in the DTD element.

Severity: MEDIUM (4.3) Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P
Severity: MEDIUM (6.5) Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
References:
Published: 2022-02-18
Modified: 2025-05-05

CVE-2022-25314

In Expat (aka libexpat) before 2.4.5, there is an integer overflow in copyString.

Severity: MEDIUM (5.0) Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
Severity: HIGH (7.5) Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
References:
Published: 2022-02-18
Modified: 2025-05-05

CVE-2022-25315

In Expat (aka libexpat) before 2.4.5, there is an integer overflow in storeRawNames.

Severity: HIGH (7.5) Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: CRITICAL (9.8) Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References:
Published: 2022-09-14
Modified: 2025-05-30

CVE-2022-40674

libexpat before 2.4.9 has a use-after-free in the doContent function in xmlparse.c.

Severity: HIGH (8.1) Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
References:
Published: 2022-10-24
Modified: 2025-05-30

CVE-2022-43680

In libexpat through 2.4.9, there is a use-after free caused by overeager destruction of a shared DTD in XML_ExternalEntityParserCreate in out-of-memory situations.

Severity: HIGH (7.5) Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
References:
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