EUVD-2026-27712

In the Linux kernel, the following vulnerability has been resolved: xfs: remove xfsattrleafhasname The calling convention of xfsattrleafhasname is problematic, because it returns a NULL buffer when xfsattr3leafread fails, a valid buffer when xfsattr3leaflookupint returns -ENOATTR or -EEXIST, and ...

CVE-2026-43241

CVE-2026-43241 affects the Linux kernel component ntb_hw_switchtec. The root cause is an array-index-out-of-bounds access related to the number of MW LUTs (dependent on NTB configuration) which can access mw_sizes incorrectly. A patch was applied to guard against invalid index accesses and to pri...

CVE-2026-43141 ntb: ntb_hw_switchtec: Fix shift-out-of-bounds for 0 mw lut

In the Linux kernel, the following vulnerability has been resolved: ntb: ntbhwswitchtec: Fix shift-out-of-bounds for 0 mw lut Number of MW LUTs depends on NTB configuration and can be set to zero, in such scenario rounddownpowoftwo will cause undefined behaviour and should not be performed. This...

CVE-2026-43141

In the Linux kernel, the following vulnerability has been resolved: ntb: ntbhwswitchtec: Fix shift-out-of-bounds for 0 mw lut Number of MW LUTs depends on NTB configuration and can be set to zero, in such scenario rounddownpowoftwo will cause undefined behaviour and should not be performed. This...

CVE-2026-43114

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftsetpipapoavx2: don't return non-matching entry on expiry New test case fails unexpectedly when avx2 matching functions are used. The test first loads a ranomly generated pipapo set with 'ipv4 . port' key, i.e. nft -...

CVE-2026-43099

In the Linux kernel, the following vulnerability has been resolved: ipv4: icmp: fix null-ptr-deref in icmpbuildprobe ipv6stub-ipv6devfind may return ERRPTR-EAFNOSUPPORT when the IPv6 stack is not active CONFIGIPV6=m and not loaded, and passing this error pointer to devhold will cause a kernel cra...

CVE-2026-43116 netfilter: ctnetlink: ensure safe access to master conntrack

In the Linux kernel, the following vulnerability has been resolved: netfilter: ctnetlink: ensure safe access to master conntrack Holding reference on the expectation is not sufficient, the master conntrack object can just go away, making exp-master invalid. To access exp-master safely: - Grab the...

PT-2026-37774

hb-ot-layout-gsubgpos.hh in HarfBuzz through 6.0.0 allows attackers to trigger On^2 growth via consecutive marks during the process of looking back for base glyphs when attaching marks...

PT-2026-37981

hb-ot-layout-gsubgpos.hh in HarfBuzz through 6.0.0 allows attackers to trigger On^2 growth via consecutive marks during the process of looking back for base glyphs when attaching marks...

Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS : Mako vulnerability (USN-8234-1)

The remote Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-8234-1 advisory. It was discovered that Mako incorrectly handled URIs with double-slash prefixes in...

RHCOS 4 : OpenShift Container Platform 4.8.9 (RHSA-2021:3248)

The remote Red Hat Enterprise Linux CoreOS 4 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:3248 advisory. - golang: net/http: panic in ReadRequest and ReadResponse when reading a very large header CVE-2021-31525 - golang: net: lookup...

DEBIAN-CVE-2026-44331

In ProFTPD through 1.3.9a before 7666224, a SQL injection vulnerability in sqltabfetchclientscb in contrib/modwrap2sql.c allows a remote attacker to inject arbitrary SQL commands via a crafted domain name that is accessed in a reverse DNS lookup. When "UseReverseDNS on" is enabled, the...

CVE-2026-44331

In ProFTPD through 1.3.9a before 7666224, a SQL injection vulnerability in sqltabfetchclientscb in contrib/modwrap2sql.c allows a remote attacker to inject arbitrary SQL commands via a crafted domain name that is accessed in a reverse DNS lookup. When "UseReverseDNS on" is enabled, the...

CVE-2026-44331

ProFTPD vulnerable: versions up to 1.3.9a before 7666224 are affected by a SQL injection in sqltab_fetch_clients_cb() (contrib/mod_wrap2_sql.c). An attacker can inject arbitrary SQL via a crafted domain name accessed during reverse DNS lookups when UseReverseDNS is enabled, because the attacker-s...

CVE-2026-44331

In ProFTPD through 1.3.9a before 7666224, a SQL injection vulnerability in sqltabfetchclientscb in contrib/modwrap2sql.c allows a remote attacker to inject arbitrary SQL commands via a crafted domain name that is accessed in a reverse DNS lookup. When "UseReverseDNS on" is enabled, the...

USN-8234-1 python-mako vulnerability

It was discovered that Mako incorrectly handled URIs with double-slash prefixes in TemplateLookup. A remote attacker could possibly use this issue to obtain sensitive information...

CLSA-2026-1778003565 Fix CVE(s): CVE-2026-40684, CVE-2026-40685, CVE-2026-40687

SECURITY UPDATE: out-of-bounds read in DNS reverse-lookup escape decoding when running against musl libc - debian/patches/CVE-2026-40684.patch: harden stringcopydnsdomain to consume 1, 2, or 3 digits incrementally instead of indexing past the input string when fewer than 3 digits follow a backsla...

CVE-2026-40685

A flaw was found in Exim. When JSON lookup is enabled, a remote attacker can send specially crafted malformed JSON in an untrusted header, leading to an out-of-bounds heap write. This issue, caused by an incorrect implementation of backslash skipping, can result in a denial of service...

SUSE SLES16 Security Update : python-Mako (SUSE-SU-2026:21426-1)

The remote SUSE Linux SLES16 / SLESSAP16 host has a package installed that is affected by a vulnerability as referenced in the SUSE-SU-2026:21426-1 advisory. This update for python-Mako fixes the following issue: - CVE-2026-41205: Prior to 1.3.11, TemplateLookup.gettemplate is vulnerable to path...

PT-2026-37238

Name of the Vulnerable Software and Affected Versions ProFTPD versions prior to 1.3.9a 7666224 Description A SQL injection issue exists in the sqltab fetch clients cb function within contrib/mod wrap2 sql.c. When the "UseReverseDNS on" setting is enabled, a remote attacker can inject arbitrary SQ...