CVE-2018-14622
published 2018-08-30CVE-2018-14622: A null-pointer dereference vulnerability was found in libtirpc before version 0.3.3-rc3. The return value of makefd_xprt() was not checked in all instances…
PriorityP338high7.5CVSS 3.1
AVNACLPRNUINSUCNINAH
EPSS
3.86%
89.0th percentile
A null-pointer dereference vulnerability was found in libtirpc before version 0.3.3-rc3. The return value of makefd_xprt() was not checked in all instances, which could lead to a crash when the server exhausted the maximum number of available file descriptors. A remote attacker could cause an rpc-based application to crash by flooding it with new connections.
Affected
20 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| debian | debian_linux | — | — |
| debian | libtirpc | < libtirpc 0.2.5-1.3 (bookworm) | libtirpc 0.2.5-1.3 (bookworm) |
| libtirpc_project | libtirpc | < 0.3.3 | 0.3.3 |
| libtirpc_project | libtirpc | >= 0 < 0.2.5-1.3 | 0.2.5-1.3 |
| libtirpc_project | libtirpc | >= 0 < 0.2.5-1.3 | 0.2.5-1.3 |
| libtirpc_project | libtirpc | >= 0 < 0.2.5-1.3 | 0.2.5-1.3 |
| libtirpc_project | libtirpc | >= 0 < 0.2.5-1.3 | 0.2.5-1.3 |
| libtirpc_project | libtirpc | >= 0 < 0.2.2-5ubuntu2.1 | 0.2.2-5ubuntu2.1 |
| libtirpc_project | libtirpc | >= 0 < 0.2.5-1ubuntu0.1 | 0.2.5-1ubuntu0.1 |
| libtirpc_project | libtirpc | >= 0 < 0.2.5-1.2ubuntu0.1 | 0.2.5-1.2ubuntu0.1 |
| redhat | enterprise_linux | — | — |
| redhat | enterprise_linux_desktop | — | — |
| redhat | enterprise_linux_server_aus | — | — |
| redhat | enterprise_linux_server_eus | — | — |
| redhat | enterprise_linux_server_eus | — | — |
| redhat | enterprise_linux_server_eus | — | — |
| redhat | enterprise_linux_workstation | — | — |
CVSS provenance
nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvdv3.05.3MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
nvdv2.05.0MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
osv7.5HIGH
vendor_debian7.5HIGH
vendor_redhat7.5HIGH
vendor_ubuntu5.9MEDIUM
Stop checking back — get the weekly exploitation signal.
Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.
Ubuntu
libtirpc vulnerabilities
vendor_ubuntu·2018-09-05·CVSS 5.9
CVE-2016-4429 [MEDIUM] libtirpc vulnerabilities
Title: libtirpc vulnerabilities
Summary: Several security issues were fixed in libtirpc.
Aldy Hernandez discovered that libtirpc incorrectly handled certain inputs.
An attacker could possibly use this issue to cause a denial of service.
This issue only affected Ubuntu 14.04 LTS and Ubuntu 16.04 LTS.
(CVE-2016-4429)
It was discovered that libtirpc incorrectly handled certain inputs.
An attacker could possibly use this issue to cause a denial of service.
(CVE-2018-14622)
It was discovered that libtirpc incorrectly handled certain strings.
An attacker could possibly use this issue to cause a denial of service.
This issue only affected Ubuntu 14.04 LTS and Ubuntu 16.04 LTS.
(CVE-2017-8779)
Instructions: After a standard system update you need to reboot your computer to make
all the necess
Ubuntu
libtirpc vulnerabilities
vendor_ubuntu·2018-09-05·CVSS 5.9
CVE-2016-4429 [MEDIUM] libtirpc vulnerabilities
Title: libtirpc vulnerabilities
Summary: Several security issues were fixed in libtirpc.
USN-3759-1 fixed a vulnerability in libtirpc. This update provides
the corresponding update for Ubuntu 12.04 ESM.
Original advisory details:
Aldy Hernandez discovered that libtirpc incorrectly handled certain inputs.
An attacker could possibly use this issue to cause a denial of service.
(CVE-2016-4429)
It was discovered that libtirpc incorrectly handled certain inputs.
An attacker could possibly use this issue to cause a denial of service.
(CVE-2018-14622)
It was discovered that libtirpc incorrectly handled certain strings.
An attacker could possibly use this issue to cause a denial of service.
(CVE-2017-8779)
Instructions: After a standard system update you need to reboot your computer to make
Debian
CVE-2018-14622: libtirpc - A null-pointer dereference vulnerability was found in libtirpc before version 0....
vendor_debian·2018·CVSS 7.5
CVE-2018-14622 [HIGH] CVE-2018-14622: libtirpc - A null-pointer dereference vulnerability was found in libtirpc before version 0....
A null-pointer dereference vulnerability was found in libtirpc before version 0.3.3-rc3. The return value of makefd_xprt() was not checked in all instances, which could lead to a crash when the server exhausted the maximum number of available file descriptors. A remote attacker could cause an rpc-based application to crash by flooding it with new connections.
Scope: local
bookworm: resolved (fixed in 0.2.5-1.3)
bullseye: resolved (fixed in 0.2.5-1.3)
forky: resolved (fixed in 0.2.5-1.3)
sid: resolved (fixed in 0.2.5-1.3)
trixie: resolved (fixed in 0.2.5-1.3)
Red Hat
libtirpc: Segmentation fault in makefd_xprt return value in svc_vc.c
vendor_redhat·2016-03-03·CVSS 7.5
CVE-2018-14622 [HIGH] CWE-252 libtirpc: Segmentation fault in makefd_xprt return value in svc_vc.c
libtirpc: Segmentation fault in makefd_xprt return value in svc_vc.c
A null-pointer dereference vulnerability was found in libtirpc before version 0.3.3-rc3. The return value of makefd_xprt() was not checked in all instances, which could lead to a crash when the server exhausted the maximum number of available file descriptors. A remote attacker could cause an rpc-based application to crash by flooding it with new connections.
A null-pointer dereference vulnerability was found in libtirpc. The return value of makefd_xprt() was not checked in all instances, which could lead to a crash when the server exhausted the maximum number of available file descriptors. A remote attacker could cause an rpc-based application to crash by flooding it with new connections.
Package: libntirpc (Red Hat C
GHSA
GHSA-359h-vjp2-hp47: A null-pointer dereference vulnerability was found in libtirpc before version 0
ghsa_unreviewed·2022-05-13
CVE-2018-14622 [HIGH] CWE-252 GHSA-359h-vjp2-hp47: A null-pointer dereference vulnerability was found in libtirpc before version 0
A null-pointer dereference vulnerability was found in libtirpc before version 0.3.3-rc3. The return value of makefd_xprt() was not checked in all instances, which could lead to a crash when the server exhausted the maximum number of available file descriptors. A remote attacker could cause an rpc-based application to crash by flooding it with new connections.
OSV
libtirpc vulnerabilities
osv·2018-09-05·CVSS 5.9
CVE-2016-4429 [MEDIUM] libtirpc vulnerabilities
libtirpc vulnerabilities
Aldy Hernandez discovered that libtirpc incorrectly handled certain inputs.
An attacker could possibly use this issue to cause a denial of service.
This issue only affected Ubuntu 14.04 LTS and Ubuntu 16.04 LTS.
(CVE-2016-4429)
It was discovered that libtirpc incorrectly handled certain inputs.
An attacker could possibly use this issue to cause a denial of service.
(CVE-2018-14622)
It was discovered that libtirpc incorrectly handled certain strings.
An attacker could possibly use this issue to cause a denial of service.
This issue only affected Ubuntu 14.04 LTS and Ubuntu 16.04 LTS.
(CVE-2017-8779)
OSV
CVE-2018-14622: A null-pointer dereference vulnerability was found in libtirpc before version 0
osv·2018-08-30·CVSS 7.5
CVE-2018-14622 [HIGH] CVE-2018-14622: A null-pointer dereference vulnerability was found in libtirpc before version 0
A null-pointer dereference vulnerability was found in libtirpc before version 0.3.3-rc3. The return value of makefd_xprt() was not checked in all instances, which could lead to a crash when the server exhausted the maximum number of available file descriptors. A remote attacker could cause an rpc-based application to crash by flooding it with new connections.
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2018-14622 libtirpc: Segmentation fault in makefd_xprt return value in svc_vc.c
bugzilla·2018-08-22·CVSS 7.5
CVE-2018-14622 [HIGH] CVE-2018-14622 libtirpc: Segmentation fault in makefd_xprt return value in svc_vc.c
CVE-2018-14622 libtirpc: Segmentation fault in makefd_xprt return value in svc_vc.c
A flaw was found in libtirpc. The return value of makefd_xprt was used without checking for NULL in svc_vc.c, leading to a null pointer dereference / segfault if the maximum number of available file descriptors was exhausted.
References:
https://bugzilla.novell.com/show_bug.cgi?id=968175
Upstream Patch:
http://git.linux-nfs.org/?p=steved/libtirpc.git;a=commit;h=1c77f7a869bdea2a34799d774460d1f9983d45f0
Discussion:
Created libtirpc tracking bugs for this issue:
Affects: fedora-all [bug 1620295]
---
This was fixed in RHEL 7 as part of bug 1410617.
---
Hi
I think there is need of clarification for CVE-2018-14622 (and CVE-2018-14621).
CVE-2018-14622 refers to http://git.linux-nfs.org/?p=steved/libti
Bugzilla
CVE-2018-14622 libtirpc: Segmentation fault in makefd_xprt return value in svc_vc.c [fedora-all]
bugzilla·2018-08-22·CVSS 7.5
CVE-2018-14622 [HIGH] CVE-2018-14622 libtirpc: Segmentation fault in makefd_xprt return value in svc_vc.c [fedora-all]
CVE-2018-14622 libtirpc: Segmentation fault in makefd_xprt return value in svc_vc.c [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
fedpkg commit message.
NOTE: this issue affects multiple
http://git.linux-nfs.org/?p=steved/libtirpc.git%3Ba=commit%3Bh=1c77f7a869bdea2a34799d774460d1f9983d45f0https://access.redhat.com/errata/RHBA-2017:1991https://bugzilla.novell.com/show_bug.cgi?id=968175https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14622https://lists.debian.org/debian-lts-announce/2018/08/msg00034.htmlhttps://usn.ubuntu.com/3759-1/https://usn.ubuntu.com/3759-2/http://git.linux-nfs.org/?p=steved/libtirpc.git%3Ba=commit%3Bh=1c77f7a869bdea2a34799d774460d1f9983d45f0https://access.redhat.com/errata/RHBA-2017:1991https://bugzilla.novell.com/show_bug.cgi?id=968175https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14622https://lists.debian.org/debian-lts-announce/2018/08/msg00034.htmlhttps://usn.ubuntu.com/3759-1/https://usn.ubuntu.com/3759-2/
2018-08-30
Published