Linux Distros Unpatched Vulnerability : CVE-2026-107890

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - OpenPrinting CUPS before 2.4.20 contains a NULL pointer dereference caused by repeated IPP group tags in job-creation requests. IPP parsing creates unnamed...

CentOS Linux 8.5 [TuxCare] Security Update: httpd / httpd-devel / httpd-filesystem / httpd-manual / httpd-tools / etc (CENTOS8.5:CLSA-2026:1791552137)

The CentOS Linux 8.5 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS8.5:CLSA-2026:1791552137 advisory. - A NULL pointer dereference in modxml2enc in Apache Software Foundation Apache HTTP Server before 2.4.69 on all platforms allows an untruste...

CVE-2026-107708

A flaw was found in krb5. This vulnerability allows a compromised or malicious cross-realm trusted Key Distribution Center KDC to cause a Denial of Service DoS. By sending an S4U2Proxy delegation request containing a malformed client name within a Privilege Attribute Certificate PAC, an attacker...

CVE-2026-107778

A flaw was found in krb5. An authenticated remote attacker can cause a Denial of Service DoS by sending specially crafted forwarded credentials containing mismatched credential entries. This improper handling triggers a null pointer dereference, causing the service to crash and become unavailable...

CVE-2026-107733 SumatraPDF: Null-pointer dereference in `CmdExec` when no document tab is open

SumatraPDF is a multi-format reader for Windows. In 3.6.1 and earlier, FrameOnCommand handles CmdExec by passing a null current-tab pointer to RunWithExe, which dereferences WindowTab::filePath. A local process in the same interactive Windows session, at an integrity level greater than or equal t...

CVE-2026-107733 SumatraPDF: Null-pointer dereference in `CmdExec` when no document tab is open

SumatraPDF is a multi-format reader for Windows. In 3.6.1 and earlier, FrameOnCommand handles CmdExec by passing a null current-tab pointer to RunWithExe, which dereferences WindowTab::filePath. A local process in the same interactive Windows session, at an integrity level greater than or equal t...

CVE-2026-107733

In SumatraPDF version 3.6.1 and earlier for Windows, a null-pointer dereference occurs within the FrameOnCommand() function when handling CmdExec while no document tab is open. The root cause is the passing of a null current-tab pointer to RunWithExe(), leading to the dereferencing of WindowTab::...

CVE-2026-107708

MIT krb5 through 1.22.2 contains a NULL pointer dereference vulnerability in the KDC's getpacprincwithrealm that returns success while leaving the client principal NULL on malformed names. A malicious or compromised cross-realm trusted KDC can send an S4U2Proxy request with a PAC carrying a...

DEBIAN-CVE-2026-107778

MIT Kerberos 5 krb5 through 1.22.2 contains a NULL pointer dereference in makecredlist in rdcred.c that allows authenticated Kerberos clients to crash services by sending mismatched KRB-CRED arrays. Attackers can send forwarded credentials with more tickets than ticketinfo entries through...

CVE-2026-107778

MIT Kerberos 5 krb5 through 1.22.2 contains a NULL pointer dereference in makecredlist in rdcred.c that allows authenticated Kerberos clients to crash services by sending mismatched KRB-CRED arrays. Attackers can send forwarded credentials with more tickets than ticketinfo entries through...

AZL-106839 CVE-2026-107778 affecting package krb5 1.21.3-5

MIT Kerberos 5 krb5 through 1.22.2 contains a NULL pointer dereference in makecredlist in rdcred.c that allows authenticated Kerberos clients to crash services by sending mismatched KRB-CRED arrays. Attackers can send forwarded credentials with more tickets than ticketinfo entries through...

AZL-106836 CVE-2026-107708 affecting package krb5 1.21.3-5

MIT krb5 through 1.22.2 contains a NULL pointer dereference vulnerability in the KDC's getpacprincwithrealm that returns success while leaving the client principal NULL on malformed names. A malicious or compromised cross-realm trusted KDC can send an S4U2Proxy request with a PAC carrying a...

DEBIAN-CVE-2026-107708

MIT krb5 through 1.22.2 contains a NULL pointer dereference vulnerability in the KDC's getpacprincwithrealm that returns success while leaving the client principal NULL on malformed names. A malicious or compromised cross-realm trusted KDC can send an S4U2Proxy request with a PAC carrying a...

CVE-2026-107778 MIT krb5 through 1.22.2 NULL Pointer Dereference via krb5_rd_cred()

MIT Kerberos 5 krb5 through 1.22.2 contains a NULL pointer dereference in makecredlist in rdcred.c that allows authenticated Kerberos clients to crash services by sending mismatched KRB-CRED arrays. Attackers can send forwarded credentials with more tickets than ticketinfo entries through...

CVE-2026-107778 MIT krb5 through 1.22.2 NULL Pointer Dereference via krb5_rd_cred()

MIT Kerberos 5 krb5 through 1.22.2 contains a NULL pointer dereference in makecredlist in rdcred.c that allows authenticated Kerberos clients to crash services by sending mismatched KRB-CRED arrays. Attackers can send forwarded credentials with more tickets than ticketinfo entries through...

EUVD-2026-95256

MIT Kerberos 5 krb5 through 1.22.2 contains a NULL pointer dereference in makecredlist in rdcred.c that allows authenticated Kerberos clients to crash services by sending mismatched KRB-CRED arrays. Attackers can send forwarded credentials with more tickets than ticketinfo entries through...

CVE-2026-107778

MIT Kerberos 5 krb5 through 1.22.2 contains a NULL pointer dereference in makecredlist in rdcred.c that allows authenticated Kerberos clients to crash services by sending mismatched KRB-CRED arrays. Attackers can send forwarded credentials with more tickets than ticketinfo entries through...

CVE-2026-107778

MIT Kerberos 5 (krb5 ) versions through 1.22.2 are vulnerable to a NULL pointer dereference within the make_cred_list() function in rd_cred.c. This flaw occurs when authenticated Kerberos clients send mismatched KRB-CRED arrays, specifically by sending forwarded credentials containing more ticket...

CVE-2026-107778 MIT krb5 through 1.22.2 NULL Pointer Dereference via krb5_rd_cred()

MIT Kerberos 5 krb5 through 1.22.2 contains a NULL pointer dereference in makecredlist in rdcred.c that allows authenticated Kerberos clients to crash services by sending mismatched KRB-CRED arrays. Attackers can send forwarded credentials with more tickets than ticketinfo entries through...

CVE-2026-107778

MIT Kerberos 5 krb5 through 1.22.2 contains a NULL pointer dereference in makecredlist in rdcred.c that allows authenticated Kerberos clients to crash services by sending mismatched KRB-CRED arrays. Attackers can send forwarded credentials with more tickets than ticketinfo entries through...