OESA-2026-1827 expat security update

expat is a stream-oriented XML parser library written in C. expat excels with files too large to fit RAM, and where performance and flexibility are crucial. Security Fixes: libexpat before 2.7.5 allows a NULL pointer dereference in the function setContext on retry after an earlier ouf-of-memory...

PT-2026-30145

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw in the net/smc module within the smc tcp syn recv sock function. This issue involves a potential NULL pointer dereference and a use-after-free condition...

PT-2026-30134

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw in the udp tunnel functionality. When the IPv6 configuration CONFIG IPV6 is disabled, the udp sock create6 function may return a success status without...

CVE-2026-31931

A flaw was found in Suricata, a network Intrusion Detection System IDS, Intrusion Prevention System IPS, and Network Security Monitoring NSM engine. An attacker could trigger a null dereference by using the "tls.alpn" rule keyword, causing the Suricata engine to crash. This vulnerability leads to...

CVE-2026-31931

Suricata is a network IDS, IPS and NSM engine. From version 8.0.0 to before version 8.0.4, use of the "tls.alpn" rule keyword can cause Suricata to crash with a NULL dereference. This issue has been patched in version 8.0.4...

UBUNTU-CVE-2026-31931

Suricata is a network IDS, IPS and NSM engine. From version 8.0.0 to before version 8.0.4, use of the "tls.alpn" rule keyword can cause Suricata to crash with a NULL dereference. This issue has been patched in version 8.0.4...

CVE-2026-31931

CVE-2026-31931 affects Suricata (network IDS/IPS/NSM). From version 8.0.0 up to but not including 8.0.4, using the tls.alpn rule keyword can cause a NULL dereference, potentially crashing the process. The issue has been patched in version 8.0.4 . Environment impact is primarily availability (A), ...

CVE-2026-31931

Suricata is a network IDS, IPS and NSM engine. From version 8.0.0 to before version 8.0.4, use of the "tls.alpn" rule keyword can cause Suricata to crash with a NULL dereference. This issue has been patched in version 8.0.4...

CVE-2026-31931 Suricata tls: null dereference in tls.alpn rule keyword

Suricata is a network IDS, IPS and NSM engine. From version 8.0.0 to before version 8.0.4, use of the "tls.alpn" rule keyword can cause Suricata to crash with a NULL dereference. This issue has been patched in version 8.0.4...

CVE-2026-31931

Suricata is a network IDS, IPS and NSM engine. From version 8.0.0 to before version 8.0.4, use of the "tls.alpn" rule keyword can cause Suricata to crash with a NULL dereference. This issue has been patched in version 8.0.4...

CVE-2026-31931

Suricata is a network IDS, IPS and NSM engine. From version 8.0.0 to before version 8.0.4, use of the "tls.alpn" rule keyword can cause Suricata to crash with a NULL dereference. This issue has been patched in version 8.0.4...

EUVD-2026-18237

Suricata is a network IDS, IPS and NSM engine. From version 8.0.0 to before version 8.0.4, use of the "tls.alpn" rule keyword can cause Suricata to crash with a NULL dereference. This issue has been patched in version 8.0.4...

CVE-2026-31931 Suricata tls: null dereference in tls.alpn rule keyword

Suricata is a network IDS, IPS and NSM engine. From version 8.0.0 to before version 8.0.4, use of the "tls.alpn" rule keyword can cause Suricata to crash with a NULL dereference. This issue has been patched in version 8.0.4...

SUSE-SU-2026:20989-1 Security update for kea

This update for kea fixes the following issues: Update to 3.0.3: - CVE-2025-11232: invalid characters cause assert bsc1252863. - CVE-2026-3608: stack overflow via maliciously crafted message bsc1260380. Changelog: A large number of bracket pairs in a JSON payload directed to any endpoint would...

CVE-2026-3776

The application does not validate the presence of required appearance AP data before accessing stamp annotation resources. When a PDF contains a stamp annotation missing its AP entry, the code continues to dereference the associated object without a prior null or validity check, which allows a...

Oracle Linux 8 / 9 : Unbreakable Enterprise kernel (ELSA-2026-50171)

The remote Oracle Linux 8 / 9 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-50171 advisory. - macvlan: fix error recovery in macvlancommonnewlink Eric Dumazet Orabug: 39057366 CVE-2026-23209 - netfilter: nftables: fix inverted genmask check in...

PT-2026-29436

The application does not validate the presence of required appearance AP data before accessing stamp annotation resources. When a PDF contains a stamp annotation missing its AP entry, the code continues to dereference the associated object without a prior null or validity check, which allows a...

OPENSUSE-SU-2026:20448-1 Security update for expat

This update for expat fixes the following issues: - CVE-2026-32776: NULL pointer dereference when processing empty external parameter entities inside an entity declaration value bsc1259726. - CVE-2026-32777: denial of service due to infinite loop in DTD content parsing bsc1259711. - CVE-2026-3277...

Amazon Linux 2023 : bpftool6.12, kernel6.12, kernel6.12-devel (ALAS2023-2026-1495)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1495 advisory. In the Linux kernel, the following vulnerability has been resolved: net/sched: schqfq: Fix null-deref in aggdequeue CVE-2025-40083 In the Linux kernel, the following vulnerability has been...

libfuse Use-After-Free / NULL Pointer Dereference

Two memory safety vulnerabilities in libfuse's iouring code path introduced in 3.18.0 have been fixed in libfuse 3.18.2. Only the iouring transport is affected; the traditional /dev/fuse path is not. One is a use-after-free in the iouring session shutdown path. A local user can crash the FUSE...