EUVD-2026-25420

When generating an ICMP Destination Unreachable or Packet Too Big response, the handler copies a portion of the original packet into the ICMP error body using the IP header's self-declared total length iptotlen for IPv4, ip6plen for IPv6 without validating it against the actual packet buffer size...

CVE-2026-5265 Ovn: ovn: heap over-read in icmp error response generation

When generating an ICMP Destination Unreachable or Packet Too Big response, the handler copies a portion of the original packet into the ICMP error body using the IP header's self-declared total length iptotlen for IPv4, ip6plen for IPv6 without validating it against the actual packet buffer size...

CVE-2026-5265

When generating an ICMP Destination Unreachable or Packet Too Big response, the handler copies a portion of the original packet into the ICMP error body using the IP header's self-declared total length iptotlen for IPv4, ip6plen for IPv6 without validating it against the actual packet buffer size...

CVE-2026-5367

A flaw was found in OVN Open Virtual Network. A remote attacker, by sending crafted DHCPv6 Dynamic Host Configuration Protocol for IPv6 SOLICIT packets with an inflated Client ID length, could cause the ovn-controller to read beyond the bounds of a packet. This out-of-bounds read can lead to the...

RLSA-2026:9666 Moderate: wireshark security update

The wireshark packages contain a network protocol analyzer used to capture and browse the traffic running on a computer network. Security Fixes: wireshark: Buffer Over-read in Wireshark CVE-2026-3203 wireshark: Improperly Controlled Sequential Memory Allocation in Wireshark CVE-2026-3201 For more...

wireshark security update

An update is available for wireshark. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The wireshark packages contain a network protocol analyzer used to capture...

libpng: libpng: Denial of service and information disclosure via heap buffer over-read in png_image_finish_read

A flaw was found in libpng, a reference library for processing PNG Portable Network Graphics image files. A local attacker could exploit a heap buffer over-read vulnerability in the pngimagefinishread function by tricking a user into processing a specially crafted interlaced 16-bit PNG file with ...

libpng: libpng: Information disclosure and denial of service via integer truncation in simplified write API

A flaw was found in libpng, a reference library for PNG Portable Network Graphics raster image files. An integer truncation vulnerability exists in the pngwriteimage16bit and pngwriteimage8bit simplified write API functions. A local attacker could exploit this flaw by providing a negative row...

CLSA-2026-1777022242 nginx: Fix of 2 CVEs

CVE-2026-32647: fix buffer over-read/over-write in ngxhttpmp4module via integer overflow, off-by-one boundary checks, and zero sync sample validation in stss atom - CVE-2026-27651: fix NULL pointer dereference in ngxmailauthhttpmodule when using CRAM-MD5 or APOP authentication with Auth-Wait...

PT-2026-34983

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix buffer overread in rxgk do verify authenticator Fix rxgk do verify authenticator to check the buffer size before checking the nonce...

PT-2026-35077

Name of the Vulnerable Software and Affected Versions BACnet Stack versions prior to 1.4.3 Description An off-by-one out-of-bounds read exists in the ReadPropertyMultiple service decoder. Unauthenticated remote attackers can read one byte past an allocated buffer boundary by sending a crafted RPM...

PT-2026-35078

Name of the Vulnerable Software and Affected Versions BACnet Stack versions prior to 1.4.3 Description An out-of-bounds read exists in the ReadPropertyMultiple service property decoder. Unauthenticated remote attackers can read past allocated buffer boundaries by sending a ReadPropertyMultiple...

CVE-2026-33999 Xorg: xwayland: x.org x server: denial of service via integer underflow in xkb compatibility map handling

A flaw was found in the X.Org X server. This integer underflow vulnerability, specifically in the XKB compatibility map handling, allows an attacker with local or remote X11 server access to trigger a buffer read overrun. This can lead to memory-safety violations and potentially a denial of servi...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: nginx (UTSA-2026-014284)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-014284 advisory. NGINX Open Source and NGINX Plus have a vulnerability in the ngxhttpmp4module module, which might allow an attacker to trigger a buffer over-read or over-write to th...

Oracle Linux 10 : wireshark (ELSA-2026-9666)

The remote Oracle Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-9666 advisory. - Resolves: RHEL-152921 - CVE-2026-3203 Buffer Over-read - Resolves: RHEL-152912 - CVE-2026-3201 Improperly Controlled Sequential Memory Allocation -...

GHSA-XMGF-HQ76-4VX2 rust-opennssl has an Out-of-bounds read in PEM password callback when returning an oversized length

The frompemcallback APIs did not validate the length returned by the user's callback. A password callback that returns a value larger than the buffer it was given can cause some versions of OpenSSL to over-read this buffer. OpenSSL 3.x is not affected by this...

JLSEC-2026-176

libpcre in PCRE before 8.43 allows a subject buffer over-read in JIT when UTF is disabled, and \X or \R has more than one fixed quantifier, a related issue to CVE-2019-20454...

libpng: libpng: Information disclosure and denial of service via integer truncation in simplified write API

A flaw was found in libpng, a reference library for PNG Portable Network Graphics raster image files. An integer truncation vulnerability exists in the pngwriteimage16bit and pngwriteimage8bit simplified write API functions. A local attacker could exploit this flaw by providing a negative row...

libpng: libpng: Denial of service and information disclosure via heap buffer over-read in png_image_finish_read

A flaw was found in libpng, a reference library for processing PNG Portable Network Graphics image files. A local attacker could exploit a heap buffer over-read vulnerability in the pngimagefinishread function by tricking a user into processing a specially crafted interlaced 16-bit PNG file with ...

CLSA-2026-1776856106 Fix CVE(s): CVE-2019-13224, CVE-2019-19246

SECURITY UPDATE: use-after-free in oniguruma onignewdeluxe - debian/patches/CVE-2019-13224.patch: reject mismatched encodings in ext/mbstring/oniguruma/regext.c so onignewdeluxe returns ONIGERRNOTSUPPORTEDENCODINGCOMBINATION instead of calling the buggy convencoding path. - CVE-2019-13224 SECURIT...