CVE-2019-19956
published 2019-12-24CVE-2019-19956: xmlParseBalancedChunkMemoryRecover in parser.c in libxml2 before 2.9.10 has a memory leak related to newDoc->oldNs.
PriorityP336high7.5CVSS 3.1
AVNACLPRNUINSUCNINAH
EPSS
5.51%
91.9th percentile
xmlParseBalancedChunkMemoryRecover in parser.c in libxml2 before 2.9.10 has a memory leak related to newDoc->oldNs.
Affected
20 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| debian | debian_linux | — | — |
| debian | debian_linux | — | — |
| debian | libxml2 | < libxml2 2.9.10+dfsg-2 (bookworm) | libxml2 2.9.10+dfsg-2 (bookworm) |
| fedoraproject | fedora | — | — |
| fedoraproject | fedora | — | — |
| oracle | real_user_experience_insight | — | — |
| siemens | sinema_remote_connect_server | < 3.0 | 3.0 |
| xmlsoft | libxml2 | < 2.9.10 | 2.9.10 |
| xmlsoft | libxml2 | >= 0 < 2.9.10+dfsg-2 | 2.9.10+dfsg-2 |
| xmlsoft | libxml2 | >= 0 < 2.9.10+dfsg-2 | 2.9.10+dfsg-2 |
| xmlsoft | libxml2 | >= 0 < 2.9.10+dfsg-2 | 2.9.10+dfsg-2 |
| xmlsoft | libxml2 | >= 0 < 2.9.10+dfsg-2 | 2.9.10+dfsg-2 |
| xmlsoft | libxml2 | >= 0 < 2.9.3+dfsg1-1ubuntu0.7 | 2.9.3+dfsg1-1ubuntu0.7 |
| xmlsoft | libxml2 | >= 0 < 2.9.4+dfsg1-6.1ubuntu1.3 | 2.9.4+dfsg1-6.1ubuntu1.3 |
| xmlsoft | libxml2 | >= 0 < 2.9.1+dfsg1-3ubuntu4.13+esm1 | 2.9.1+dfsg1-3ubuntu4.13+esm1 |
CVSS provenance
nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvdv2.05.0MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
osv7.5HIGH
vendor_debian7.5HIGH
vendor_redhat7.5HIGH
vendor_ubuntu7.5HIGH
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GHSA
GHSA-5cvc-j2xm-h554: xmlParseBalancedChunkMemoryRecover in parser
ghsa_unreviewed·2022-05-24
CVE-2019-19956 [MEDIUM] CWE-401 GHSA-5cvc-j2xm-h554: xmlParseBalancedChunkMemoryRecover in parser
xmlParseBalancedChunkMemoryRecover in parser.c in libxml2 before 2.9.10 has a memory leak related to newDoc->oldNs.
OSV
libxml2 vulnerabilities
osv·2020-02-10·CVSS 7.5
CVE-2019-19956 [HIGH] libxml2 vulnerabilities
libxml2 vulnerabilities
It was discovered that libxml2 incorrectly handled certain XML files.
An attacker could possibly use this issue to cause a denial of service.
(CVE-2019-19956, CVE-2020-7595)
OSV
CVE-2019-19956: xmlParseBalancedChunkMemoryRecover in parser
osv·2019-12-24·CVSS 7.5
CVE-2019-19956 [HIGH] CVE-2019-19956: xmlParseBalancedChunkMemoryRecover in parser
xmlParseBalancedChunkMemoryRecover in parser.c in libxml2 before 2.9.10 has a memory leak related to newDoc->oldNs.
CISA ICS
Siemens SIMATIC S7-1500 CPU 1518(F)-4 PN/DP MFP V3.1
cisa_ics·2023-12-14
Siemens SIMATIC S7-1500 CPU 1518(F)-4 PN/DP MFP V3.1
ICS Advisory
##
Siemens SIMATIC S7-1500 CPU 1518(F)-4 PN/DP MFP V3.1
Release DateDecember 14, 2023
Alert CodeICSA-23-348-10
As of January 10, 2023, CISA will no longer be updating ICS security advisories for Siemens product vulnerabilities beyond the initial advisory. For the most up-to-date information on vulnerabilities in this advisory, please see Siemens' ProductCERT Security Advisories (CERT Services | Services | Siemens Global).
View CSAF
## 1. EXECUTIVE SUMMARY
- CVSS v3 9.8
- ATTENTION: Exploitable remotely/low attack complexity
- Vendor: Siemens
- Equipment: SIMATIC S7-1500 CPU 1518(F)-4 PN/DP MFP V3.1
- Vulnerabilities: Improper Restriction of XML External Entity Reference, Time-of-check Time-of-use (TOCTOU) Race Condition, Command Injection, Miss
CISA ICS
Siemens SINEMA Remote Connect Server
cisa_ics·2021-04-13·CVSS 7.5
[HIGH] Siemens SINEMA Remote Connect Server
## Archived Content In an effort to keep CISA.gov current, the archive contains outdated information that may not reflect current policy or programs.
ICS Advisory
##
Siemens SINEMA Remote Connect Server
Last RevisedApril 13, 2021
Alert CodeICSA-21-103-08
## 1. EXECUTIVE SUMMARY
- CVSS v3 7.5
- ATTENTION: Exploitable remotely/low attack complexity
- Vendor: Siemens
- Equipment: SINEMA Remote Connect Server
- Vulnerabilities: Missing Release of Resource after Effective Lifetime, Infinite Loop
## 2. RISK EVALUATION
Successful exploitation of these vulnerabilities could allow an attacker to cause a memory leak or an infinite loop situation resulting in a denial-of-service condition.
## 3. TECHNICAL DETAILS
## 3.1 AFFECTED PRODUCTS
The f
Ubuntu
libxml2 vulnerabilities
vendor_ubuntu·2020-02-10·CVSS 7.5
CVE-2019-19956 [HIGH] libxml2 vulnerabilities
Title: libxml2 vulnerabilities
Summary: Several security issues were fixed in libxml2.
It was discovered that libxml2 incorrectly handled certain XML files.
An attacker could possibly use this issue to cause a denial of service.
(CVE-2019-19956, CVE-2020-7595)
Instructions: In general, a standard system update will make all the necessary changes.
Red Hat
libxml2: memory leak in xmlParseBalancedChunkMemoryRecover in parser.c
vendor_redhat·2020-01-08·CVSS 7.5
CVE-2019-19956 [HIGH] CWE-772 libxml2: memory leak in xmlParseBalancedChunkMemoryRecover in parser.c
libxml2: memory leak in xmlParseBalancedChunkMemoryRecover in parser.c
xmlParseBalancedChunkMemoryRecover in parser.c in libxml2 before 2.9.10 has a memory leak related to newDoc->oldNs.
Package: libxml2 (Red Hat Enterprise Linux 5) - Out of support scope
Package: libxml2 (Red Hat Enterprise Linux 6) - Out of support scope
Package: libxml2 (Red Hat JBoss Web Server 5) - Not affected
Debian
CVE-2019-19956: libxml2 - xmlParseBalancedChunkMemoryRecover in parser.c in libxml2 before 2.9.10 has a me...
vendor_debian·2019·CVSS 7.5
CVE-2019-19956 [HIGH] CVE-2019-19956: libxml2 - xmlParseBalancedChunkMemoryRecover in parser.c in libxml2 before 2.9.10 has a me...
xmlParseBalancedChunkMemoryRecover in parser.c in libxml2 before 2.9.10 has a memory leak related to newDoc->oldNs.
Scope: local
bookworm: resolved (fixed in 2.9.10+dfsg-2)
bullseye: resolved (fixed in 2.9.10+dfsg-2)
forky: resolved (fixed in 2.9.10+dfsg-2)
sid: resolved (fixed in 2.9.10+dfsg-2)
trixie: resolved (fixed in 2.9.10+dfsg-2)
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2019-19956 mingw-libxml2: libxml2: There's a memory leak in xmlParseBalancedChunkMemoryRecover in parser.c that could result in a crash [epel-7]
bugzilla·2020-01-08·CVSS 7.5
CVE-2019-19956 [HIGH] CVE-2019-19956 mingw-libxml2: libxml2: There's a memory leak in xmlParseBalancedChunkMemoryRecover in parser.c that could result in a crash [epel-7]
CVE-2019-19956 mingw-libxml2: libxml2: There's a memory leak in xmlParseBalancedChunkMemoryRecover in parser.c that could result in a crash [epel-7]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of epel-7.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg co
Bugzilla
CVE-2019-19956 libxml2: memory leak in xmlParseBalancedChunkMemoryRecover in parser.c
bugzilla·2020-01-08·CVSS 7.5
CVE-2019-19956 [HIGH] CVE-2019-19956 libxml2: memory leak in xmlParseBalancedChunkMemoryRecover in parser.c
CVE-2019-19956 libxml2: memory leak in xmlParseBalancedChunkMemoryRecover in parser.c
xmlParseBalancedChunkMemoryRecover in parser.c in libxml2 before 2.9.10 has a memory leak related to newDoc->oldNs.
Upstream Fix:
https://gitlab.gnome.org/GNOME/libxml2/commit/5a02583c7e683896d84878bd90641d8d9b0d0549
Discussion:
Created libxml2 tracking bugs for this issue:
Affects: fedora-30 [bug 1788857]
Created mingw-libxml2 tracking bugs for this issue:
Affects: epel-7 [bug 1788859]
Affects: fedora-all [bug 1788858]
---
Already fixed where libxml2-2.9.10 is present [*]:
Rawhide/F32:
https://bodhi.fedoraproject.org/updates/FEDORA-2019-44d48a72e5
F31:
https://bodhi.fedoraproject.org/updates/FEDORA-2019-92097b71ff
Do we want/need to address this in F30 as well?
see:
https://gitlab.gnome.o
Bugzilla
CVE-2019-19956 libxml2: There's a memory leak in xmlParseBalancedChunkMemoryRecover in parser.c that could result in a crash [fedora-30]
bugzilla·2020-01-08·CVSS 7.5
CVE-2019-19956 [HIGH] CVE-2019-19956 libxml2: There's a memory leak in xmlParseBalancedChunkMemoryRecover in parser.c that could result in a crash [fedora-30]
CVE-2019-19956 libxml2: There's a memory leak in xmlParseBalancedChunkMemoryRecover in parser.c that could result in a crash [fedora-30]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of fedora-30.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit mess
Bugzilla
CVE-2019-19956 mingw-libxml2: libxml2: There's a memory leak in xmlParseBalancedChunkMemoryRecover in parser.c that could result in a crash [fedora-all]
bugzilla·2020-01-08·CVSS 7.5
CVE-2019-19956 [HIGH] CVE-2019-19956 mingw-libxml2: libxml2: There's a memory leak in xmlParseBalancedChunkMemoryRecover in parser.c that could result in a crash [fedora-all]
CVE-2019-19956 mingw-libxml2: libxml2: There's a memory leak in xmlParseBalancedChunkMemoryRecover in parser.c that could result in a crash [fedora-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of fedora-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
f
http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00047.htmlhttp://lists.opensuse.org/opensuse-security-announce/2020-06/msg00005.htmlhttps://cert-portal.siemens.com/productcert/pdf/ssa-292794.pdfhttps://gitlab.gnome.org/GNOME/libxml2/commit/5a02583c7e683896d84878bd90641d8d9b0d0549https://lists.debian.org/debian-lts-announce/2019/12/msg00032.htmlhttps://lists.debian.org/debian-lts-announce/2020/09/msg00009.htmlhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5R55ZR52RMBX24TQTWHCIWKJVRV6YAWI/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JDPF3AAVKUAKDYFMFKSIQSVVS3EEFPQH/https://security.netapp.com/advisory/ntap-20200114-0002/https://us-cert.cisa.gov/ics/advisories/icsa-21-103-08https://usn.ubuntu.com/4274-1/https://www.oracle.com/security-alerts/cpujul2020.htmlhttp://lists.opensuse.org/opensuse-security-announce/2020-05/msg00047.htmlhttp://lists.opensuse.org/opensuse-security-announce/2020-06/msg00005.htmlhttps://cert-portal.siemens.com/productcert/pdf/ssa-292794.pdfhttps://gitlab.gnome.org/GNOME/libxml2/commit/5a02583c7e683896d84878bd90641d8d9b0d0549https://lists.debian.org/debian-lts-announce/2019/12/msg00032.htmlhttps://lists.debian.org/debian-lts-announce/2020/09/msg00009.htmlhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5R55ZR52RMBX24TQTWHCIWKJVRV6YAWI/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JDPF3AAVKUAKDYFMFKSIQSVVS3EEFPQH/https://security.netapp.com/advisory/ntap-20200114-0002/https://us-cert.cisa.gov/ics/advisories/icsa-21-103-08https://usn.ubuntu.com/4274-1/https://www.oracle.com/security-alerts/cpujul2020.html
2019-12-24
Published