CVE-2007-5501
The tcp_sacktag_write_queue function in net/ipv4/tcp_input.c in Linux kernel 2.6.21 through 2.6.23.7, and 2.6.24-rc through 2.6.24-rc2, allows remote attackers to cause a denial of service (crash) via crafted ACK responses that trigger a NULL pointer…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.82%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The tcp_sacktag_write_queue function in net/ipv4/tcp_input.c in Linux kernel 2.6.21 through 2.6.23.7, and 2.6.24-rc through 2.6.24-rc2, allows remote attackers to cause a denial of service (crash) via crafted ACK responses that trigger a NULL pointer dereference.
- CVSS 2.0
- 7.8 HIGHAV:N/AC:L/Au:N/C:N/I:N/A:C
- EPSS
- 3.82% probability · 89th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-399
- Affected
- linux/linux kernel
- Source
- secalert@redhat.com
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=96a2d41a3e495734b63bff4e5dd0112741b93b38
- http://lists.opensuse.org/opensuse-security-announce/2008-03/msg00002.html
- http://lwn.net/Articles/258947/
- http://secunia.com/advisories/27664Vendor Advisory
- http://secunia.com/advisories/27703Vendor Advisory
- http://secunia.com/advisories/27888Vendor Advisory
- http://secunia.com/advisories/27919Vendor Advisory
- http://secunia.com/advisories/27922Vendor Advisory
- http://secunia.com/advisories/28170Vendor Advisory
- http://secunia.com/advisories/28706Vendor Advisory
- http://secunia.com/advisories/29245Vendor Advisory
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.23.8Vendor Advisory
- http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.24-rc3
- http://www.mandriva.com/security/advisories?name=MDVSA-2008:044Vendor Advisory
- http://www.novell.com/linux/security/advisories/2007_63_kernel.html
- http://www.securityfocus.com/bid/26474Patch
- http://www.ubuntu.com/usn/usn-558-1
- http://www.ubuntu.com/usn/usn-574-1
- http://www.vupen.com/english/advisories/2007/3902Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/38548
- https://issues.rpath.com/browse/RPL-1965
- https://www.redhat.com/archives/fedora-package-announce/2007-December/msg00032.html
- https://www.redhat.com/archives/fedora-package-announce/2007-December/msg00170.html
- https://www.redhat.com/archives/fedora-package-announce/2007-December/msg00302.html
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=96a2d41a3e495734b63bff4e5dd0112741b93b38
- http://lists.opensuse.org/opensuse-security-announce/2008-03/msg00002.html
- http://lwn.net/Articles/258947/
- http://secunia.com/advisories/27664Vendor Advisory
- http://secunia.com/advisories/27703Vendor Advisory
- http://secunia.com/advisories/27888Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.