Known vulnerabilities in Red Hat Enterprise Linux AppStream (v. 9)

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CVE list

CVE	Summary	Score	Published
CVE-2026-43112	In the Linux kernel, the following vulnerability has been resolved: fs/smb/client: fix out-of-bounds read in…	8.8 High	May 6, 2026
CVE-2026-28780	Heap-based Buffer Overflow vulnerability in mod_proxy_ajp of Apache HTTP Server	Not rated	May 5, 2026
CVE-2026-25243	Redis is an in-memory data structure store	7.7 High	May 5, 2026
CVE-2026-23631	Redis is an in-memory data structure store	6.1 Medium	May 5, 2026
CVE-2026-23479	Redis is an in-memory data structure store	7.7 High	May 5, 2026
CVE-2026-42154	Prometheus is an open-source monitoring system and time series database	7.5 High	May 4, 2026
CVE-2026-42151	Prometheus is an open-source monitoring system and time series database	7.5 High	May 4, 2026
CVE-2026-43964	Postfix before 3.8.16, 3.9 before 3.9.10, and 3.10 before 3.10.9 sometimes allows a buffer over-read and process crash…	3.7 Low	May 4, 2026
CVE-2026-33846	Gnutls: gnutls: denial of service via heap buffer overflow in dtls handshake fragment reassembly	7.5 High	May 4, 2026
CVE-2026-37459	An integer underflow in FRRouting (FRR) stable/10.0 to stable/10.6 allows attackers to cause a Denial of Service (DoS)…	7.5 High	May 4, 2026
CVE-2026-43037	In the Linux kernel, the following vulnerability has been resolved: ip6_tunnel: clear skb2->cb[] in ip4ip6_err() Oskar…	9.8 Critical	May 1, 2026
CVE-2026-43038	In the Linux kernel, the following vulnerability has been resolved: ipv6: icmp: clear skb2->cb[] in…	9.8 Critical	May 1, 2026
CVE-2026-31709	In the Linux kernel, the following vulnerability has been resolved: smb: client: validate the whole DACL before…	8.8 High	May 1, 2026
CVE-2026-37457	An off-by-one out-of-bounds write vulnerability in the bgp_flowspec_op_decode() function (bgpd/bgp_flowspec_util.c) of…	7.5 High	May 1, 2026
CVE-2026-33845	Gnutls: gnutls: denial of service via dtls zero-length fragment	7.5 High	Apr 30, 2026
CVE-2026-42198	pgjdbc is an open source postgresql JDBC Driver	7.5 High	Apr 29, 2026
CVE-2026-37555	An issue was discovered in libsndfile 1.2.2 IMA ADPCM codec	7.5 High	Apr 29, 2026
CVE-2026-7323	Memory safety bugs present in Thunderbird ESR 140.10.0 and Thunderbird 150.0.0	7.3 High	Apr 28, 2026
CVE-2026-7322	Memory safety bugs present in Thunderbird ESR 140.10.0 and Thunderbird 150.0.0	7.3 High	Apr 28, 2026
CVE-2026-7320	Information disclosure due to incorrect boundary conditions in the Audio/Video component	7.5 High	Apr 28, 2026
CVE-2026-31607	In the Linux kernel, the following vulnerability has been resolved: usbip: validate number_of_packets in…	9.8 Critical	Apr 24, 2026
CVE-2026-41316	ERB is a templating system for Ruby	8.1 High	Apr 24, 2026
CVE-2026-34003	Xorg: xwayland: x.org x server: information exposure and denial of service via out-of-bounds memory access	7.8 High	Apr 23, 2026
CVE-2026-34001	Xorg: xwayland: x.org x server: use-after-free vulnerability leads to server crash and potential memory corruption	7.8 High	Apr 23, 2026
CVE-2026-33999	Xorg: xwayland: x.org x server: denial of service via integer underflow in xkb compatibility map handling	7.8 High	Apr 23, 2026

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