CVE-2026-93235 f2fs: fix to zero post-EOF data when extending file size

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to zero post-EOF data when extending file size generic/794 4s ... - output mismatch see /share/git/fstests/results//generic/794.out.bad --- tests/generic/794.out 2026-06-12 08:46:32.766426241 +0800 +++...

kernel: ipvs: do not propagate one-packet flag to synced conns

A flaw was found in the Linux kernel's IP Virtual Server IPVS component. When a synced connection is established, it can incorrectly inherit a "one-packet" flag from its destination. This misconfiguration causes the connection's expiry process to mishandle its cleanup, leaving behind stale memory...

PT-2026-97902

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the f2fs filesystem where extending a file size across an unaligned EOF End of File boundary—via operations such as truncate, fallocate, or write—may fail to properly...

CVE-2026-93235: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to zero post-EOF data when extending file size generic/794 4s ... - output mismatch see /share/git/fstests/results//generic/794.out.bad --- tests/generic/794.out 2026-06-12 08:46:32.766426241 +0800 +++...

CVE-2026-88839

The BusyBox passwd/group utility contains a vulnerability in the tokenize() function where it references a stale endpoint pointer after trimming. This flaw leads to an out-of-bounds write of heap pointers. To mitigate this risk, ensure that /etc/group and /etc/passwd are writable only by root and...

SUSE CVE-2026-93748

http-cache-semantics through 4.2.0 fails to properly validate security-zeroed cache entries when processing client max-stale directives, allowing unauthenticated attackers to retrieve cached responses belonging to other users. Attackers can request the same URL with a large max-stale value to...

PT-2026-105033

BusyBox passwd/group tokenize references a stale endpoint pointer after trimming, causing an out-of-bounds write of heap pointers...

kernel: iommu/amd: Fix clone_alias() to use the original device's devid

A flaw was found in the Linux kernel's IOMMU Input/Output Memory Management Unit AMD driver. The clonealias function incorrectly uses the device ID devid when handling alias devices. This can lead to the propagation of wrong or stale Device Table Entry DTE entries to alias devices, potentially...

CVE-2026-93748

A flaw was found in http-cache-semantics. This vulnerability allows unauthenticated attackers to retrieve cached responses, including sensitive session credentials like Set-Cookie values, belonging to other users. This occurs because the component fails to properly validate security-zeroed cache...

Researcher Drops BigDiskBuster Zero-Day PoC That Blocks Microsoft Defender Updates

A zero-day proof-of-concept tool that stops Microsoft Defender from installing platform and signature updates by filling all available disk space was published on GitHub on September 19. The tool, called BigDiskBuster , has no patch, no CVE, and no Microsoft advisory. Its author, Abdelhamid Nacer...

CVE-2026-95654 Databasement before 1.7.14 Authorization Bypass via Stale Invitation Token

Databasement before 1.7.14 validates invitation tokens only when the acceptance page loads, caching the authorization decision without re-checking token validity during acceptance. Attackers with a leaked or forwarded invitation link can load the page while pending, then accept the invitation aft...

CVE-2026-95654 Databasement before 1.7.14 Authorization Bypass via Stale Invitation Token

Databasement before 1.7.14 validates invitation tokens only when the acceptance page loads, caching the authorization decision without re-checking token validity during acceptance. Attackers with a leaked or forwarded invitation link can load the page while pending, then accept the invitation aft...

CVE-2026-95654 Databasement before 1.7.14 Authorization Bypass via Stale Invitation Token

Databasement before 1.7.14 validates invitation tokens only when the acceptance page loads, caching the authorization decision without re-checking token validity during acceptance. Attackers with a leaked or forwarded invitation link can load the page while pending, then accept the invitation aft...

Denial-Of-Service (DoS)

Http4s is vulnerable to a denial-of-service DoS. The vulnerability is due to an inverted stale-nonce comparison that prevents fresh nonces from being removed, which allows an unauthenticated attacker to repeatedly trigger authentication challenges and cause the persistent nonce map to grow until...

CVE-2026-93159

A flaw was found in the atmel-sha204a cryptographic hardware random number generator HWRNG driver in the Linux kernel. When an Inter-Integrated Circuit I2C transfer fails, the driver does not properly clear a pointer to allocated work data. This oversight can lead to subsequent read attempts...

CVE-2026-50572 Envoy: ext_authz - RawHttpClientImpl onSuccess 0x0 segfault

Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to 1.36.10, 1.37.6, 1.38.4, and 1.39.1, Envoy's HTTP external-authorization client can retain a stale request callback after a request is rejected. When RawHttpClientImpl::onSuccess later processes the...

Linux Distros Unpatched Vulnerability : CVE-2026-93748

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - http-cache-semantics through 4.2.0 fails to properly validate security-zeroed cache entries when processing client max-stale directives, allowing unauthenticate...

Improper Authorization

Overview Affected versions of this package are vulnerable to Improper Authorization via improper validation of security-zeroed cache entries when processing client max-stale directives. An unauthenticated attacker can request the same URL with a large max-stale value to retrieve cached responses...

http-cache-semantics max-stale handling can disclose cross-user cached responses

http-cache-semantics through 4.2.0 fails to properly validate security-zeroed cache entries when processing client max-stale directives, allowing unauthenticated attackers to retrieve cached responses belonging to other users. Attackers can request the same URL with a large max-stale value to...

GHSA-CH52-4W7C-C8XP http-cache-semantics max-stale handling can disclose cross-user cached responses

http-cache-semantics through 4.2.0 fails to properly validate security-zeroed cache entries when processing client max-stale directives, allowing unauthenticated attackers to retrieve cached responses belonging to other users. Attackers can request the same URL with a large max-stale value to...