cve-2021-3449

Exploit DoS de OpenSSL Este problema fue reportado a OpenSSL el 17 de marzo de 2021 por Nokia. La corrección fue desarrollada por Peter Kästle y Samuel Sapalski de Nokia. Mitigación La única solución conocida es actualizar libssl1.1. Aunque algunas aplicaciones usan configuraciones TLS reforzadas...

BIT-PGBOUNCER-2026-19888 NULL pointer dereference in SCRAM client-final-message parsing in PgBouncer

Missing validation of a mandatory attribute in the SCRAM client-final-message parser in PgBouncer through 1.25.2 allows an unauthenticated remote attacker to crash the process. A malformed message can make the parser report success while leaving a required value unset, which is then dereferenced ...

AlmaLinux 9.6 [TuxCare] Security Update: libxml2 / libxml2-devel / libxml2-static / python3-libxml2 (ALMALINUX9.6:CLSA-2025:1764958229)

The AlmaLinux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2025:1764958229 advisory. - libxml2 before 2.12.10 and 2.13.x before 2.13.6 has a NULL pointer dereference in xmlPatMatch in pattern.c. CVE-2025-27113 Note that Nessus...

Rocky Linux 8 [CIQ] Security Update: kernel-rt / kernel-rt-core / kernel-rt-debug / kernel-rt-debug-core / etc Multiple Vulnerabilities (crlsa-2025_11851)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202511851 advisory. kernel: wifi: iwlwifi: limit printed string from FW file CVE-2025-21905 kernel: sched/fair: Fix potential memory corruption in childcfsrqonlist...

Rocky Linux 8 [CIQ] Security Update: binutils / binutils-debuginfo / binutils-debugsource / etc (crlsa-2023_6236)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20236236 advisory. binutils: NULL pointer dereference in bfdelfgetsymbolversionstring leads to segfault CVE-2022-4285 Tenable has extracted the preceding description block directly fr...

Rocky Linux 9 [CIQ] Security Update: glibc / glibc-all-langpacks / glibc-benchtests / etc Multiple Vulnerabilities (crlsa-2024_3339)

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20243339 advisory. glibc: Out of bounds write in iconv conversion to ISO-2022-CN-EXT CVE-2024-2961 glibc: stack-based buffer overflow in netgroup cache CVE-2024-33599 glibc:...

Rocky Linux 9.6 [TuxCare] Security Update: libxml2 / libxml2-devel / libxml2-static / python3-libxml2 (ALMALINUX9.6:CLSA-2025:1764958229)

The Rocky Linux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2025:1764958229 advisory. - libxml2 before 2.12.10 and 2.13.x before 2.13.6 has a NULL pointer dereference in xmlPatMatch in pattern.c. CVE-2025-27113 Note that Ness...

AlmaLinux 9.2 [TuxCare] Security Update: mutt Multiple Vulnerabilities (ALMALINUX9.2:CLSA-2026:1779825075)

The AlmaLinux 9.2 host has a package installed that is affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1779825075 advisory. - Null pointer dereference when viewing a specially crafted email in Mutt 1.5.2 1.5.2 1.5.2 2.2.12 CVE-2023-4874 - Null pointer...

AlmaLinux 9.2 [TuxCare] Security Update: libyang / libyang-devel / libyang-devel-doc (ALMALINUX9.2:CLSA-2026:1786710499)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1786710499 advisory. - libyang from v2.0.164 to v2.1.30 was discovered to contain a NULL pointer dereference via the function lyspstmtvalidatevalue at...

Rocky Linux 10.2 [CIQ] Security Update: openssl / openssl-debuginfo / openssl-debugsource / openssl-devel / etc (crlsa-2026_22314)

The Rocky Linux 10.2 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-202622314 advisory. openssl: OpenSSL: Denial of Service due to NULL pointer dereference in CMS EnvelopedData processing CVE-2026-28390 Tenable has extracted the preceding descripti...

Rocky Linux 8 [CIQ] Security Update: mutt / mutt-debuginfo / mutt-debugsource Multiple Vulnerabilities (crlsa-2024_3058)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20243058 advisory. mutt: null pointer dereference CVE-2023-4874 mutt: null pointer dereference CVE-2023-4875 Tenable has extracted the preceding description block directly fr...

AlmaLinux 9.2 [TuxCare] Security Update: libtiff / libtiff-devel / libtiff-static / libtiff-tools (ALMALINUX9.2:CLSA-2026:1774273237)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1774273237 advisory. - libtiff up to v4.7.1 was discovered to contain a NULL pointer dereference via the component libtiff/tifopen.c. CVE-2025-61143 Note that...

PT-2026-103924

Name of the Vulnerable Software and Affected Versions Apache HTTP Server versions 2.4.0 through 2.4.68 Description A NULL pointer dereference exists in the mod heartmonitor module when used over a unicast listener. This issue can lead to a Denial of Service DoS, which is a condition where the...

PT-2026-103936

A NULL pointer dereference in mod xml2enc in Apache Software Foundation Apache HTTP Server before 2.4.69 on all platforms allows an untrusted backend server to cause a denial of service via a proxied response with a charset whose conversion partially succeeds then fails. Users are recommended to...

Rocky Linux 10.2 [CIQ] Security Update: gstreamer1-plugins-base / gstreamer1-plugins-base-debuginfo / etc (crlsa-2026_66460)

The Rocky Linux 10.2 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-202666460 advisory. gstreamer1-plugins-base: gstreamer: NULL/invalid-pointer dereference in gstrtspmessageparseauthcredentials when parsing a crafted Digest...

AlmaLinux 9.6 [TuxCare] Security Update: vim-X11 / vim-common / vim-enhanced / vim-filesystem / vim-minimal Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1777942724)

The AlmaLinux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1777942724 advisory. - vim is vulnerable to Use of Uninitialized Variable CVE-2021-3928 - Use after free in appendcommand in GitHub repository vim/vim...

CentOS Linux 8.5 [TuxCare] Security Update: libxml2 / libxml2-devel / libxml2-static / python3-libxml2 (CENTOS8.5:CLSA-2025:1741629749)

The CentOS Linux 8.5 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS8.5:CLSA-2025:1741629749 advisory. - libxml2 before 2.12.10 and 2.13.x before 2.13.6 has a NULL pointer dereference in xmlPatMatch in pattern.c. CVE-2025-27113 Note that Nessus...

Rocky Linux 9.6 [TuxCare] Security Update: kernel / kernel-abi-stablelists / kernel-core / etc Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1786824415)

The Rocky Linux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1786824415 advisory. - In the Linux kernel, the following vulnerability has been resolved: CDC-NCM: avoid overflow in sanity checking A broken device m...

Rocky Linux 9 [CIQ] Security Update: httpd / httpd-core / httpd-core-debuginfo / httpd-debuginfo / etc Multiple Vulnerabilities (crlsa-2024_4726)

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20244726 advisory. httpd: Improper escaping of output in modrewrite CVE-2024-38475 httpd: Substitution encoding issue in modrewrite CVE-2024-38474 httpd: null pointer...

Rocky Linux 8 [CIQ] Security Update: openssl / openssl-debuginfo / openssl-debugsource / openssl-devel / etc Multiple Vulnerabilities (crlsa-2021_1024)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20211024 advisory. openssl: NULL pointer dereference in signaturealgorithms processing CVE-2021-3449 openssl: CA certificate check bypass with X509VFLAGX509STRICT CVE-2021-34...